Replace non-breaking spaces with regular spaces (#118)

# Description

The ` ` character causes various difficulties and confusion, such
as the `docs/howtos/docker.md` document's "For development" header not
being rendered as a header by Markdown renderers.

## Type of change

- [x] Fixes or improves existing content

## Final checklist:

- [x] My PR is the minimum possible work for the desired functionality

EULA.md

@@ -528,7 +528,7 @@ copy and install the Utilities you receive with the software on to other third p
 programs and databases you have developed with the software.  You must delete all the Utilities installed onto a third party machine within the earlier of (i)
 when you have finished debugging or deploying your programs; or (ii) thirty (30) days after installation of the Utilities onto that machine. We may add
 additional files to this list from time to time.
-        c. Build Services and Enterprise Build Servers.  You may install and use any number of copies of the software onto your build machines or servers,
+        c. Build Services and Enterprise Build Servers.  You may install and use any number of copies of the software onto your build machines or servers,
 solely for the purpose of:
             i. Compiling, building, verifying and archiving your programs;
             ii. Creating and configuring build systems internal to your organization to support your internal build environment; or
@@ -631,14 +631,14 @@ using these features, you consent to the transmission of this information. Micro
 Internet protocol address, the type of operating system, browser, and name and version of the software you are using, and the language code of the device
 where you installed the software. Microsoft uses this information to make the Internet-based services available to you.
                 • Software Use and Performance.  This software collects info about your hardware and how you use the software and automatically sends error
-reports to Microsoft.  These reports include information about problems that occur in the software.  Reports might unintentionally contain personal
+reports to Microsoft.  These reports include information about problems that occur in the software.  Reports might unintentionally contain personal
 information. For example, a report that contains a snapshot of computer memory might include your name. Part of a document you were working on could be
 included as well, but this information in reports or any info collected about hardware or your software use will not be used to identify or contact you.
                 • Digital Certificates. The software uses digital certificates. These digital certificates confirm the identity of Internet users sending
 X.509 standard encryption information. They also can be used to digitally sign files and macros to verify the integrity and origin of the file contents. The
 software retrieves certificates and updates certificate revocation lists using the Internet, when available.
                 • Windows Application Certification Kit. To ensure you have the latest certification tests, when launched this software periodically checks a
-Windows Application Certification Kit file on download.microsft.com to see if an update is available.  If an update is found, you are prompted and provided a
+Windows Application Certification Kit file on download.microsft.com to see if an update is available.  If an update is found, you are prompted and provided a
 link to a web site where you can download the update. You may use the Windows Application Certification Kit solely to test your programs before you submit
 them for a potential Microsoft Windows Certification and for inclusion on the Microsoft Windows Store. The results you receive are for informational purposes
 only. Microsoft has no obligation to either (i) provide you with a Windows Certification for your programs and/or ii) include your program in the Microsoft
@@ -678,10 +678,10 @@ law; and
             iv. maintain and comply with a written statement available to your customers that describes your privacy practices regarding data and information
 you collect, use and that you share with any third parties.
         c. Location Framework. The software may contain a location framework component or APIs that enable support of location services in programs.
-Programs that receive device location must comply with the requirements related to the Location Service APIs as described in the Microsoft Store Policies
+Programs that receive device location must comply with the requirements related to the Location Service APIs as described in the Microsoft Store Policies
 (https://docs.microsoft.com/en-us/legal/windows/agreements/store-policies).   If you choose to collect device location data outside of the control of Windows
-system settings, you must obtain legally sufficient consent for your data practices, and such practices must comply with all other applicable laws and
-regulations. 
+system settings, you must obtain legally sufficient consent for your data practices, and such practices must comply with all other applicable laws and
+regulations.
         d. Security.  If your application or service collects, stores or transmits personal information, it must do so securely, by using modern cryptography
 methods.
     4. BACKUP COPY. You may make one backup copy of the software. You may use it only to reinstall the software.
@@ -786,10 +786,10 @@ IF YOU COMPLY WITH THESE LICENSE TERMS, YOU HAVE THE RIGHTS BELOW.
         the associated installation directory, those license terms
         control.
 
-    -   THIRD PARTY COMPONENTS.  The software may include third party
+    -   THIRD PARTY COMPONENTS.  The software may include third party
         components with separate legal notices or governed by other
         agreements, as may be described in the ThirdPartyNotices file(s)
-        accompanying the software. 
+        accompanying the software.
 
 -   SCOPE OF LICENSE. The software is licensed, not sold. This agreement
     only gives you some rights to use the software. Microsoft reserves

docs/howtos/docker.md

@@ -57,7 +57,7 @@ This image features a series of environment variables you can use to customize i
 * `XPRA_EXIT_WITH_CLIENT="yes"`: By default, Xpra will exit if you close the browser tab
 * `XPRA_XVFB_SCREEN="1920x1080x24+32"`: The resolution and bit depth of the virtual display created by Xvfb
 
-## For development
+## For development
 
 The Docker images are also useful for developers who need to debug issues on Linux.
 The images include the latest napari version published on PyPI by default, but you can also install your own local version of napari if needed.

docs/naps/2-conda-based-packaging.md

@@ -388,7 +388,7 @@ non-compliant licensing schemes or bad packaging practices.
 #### Tasks
 
 * [ ] Add documentation about conda-forge in the release guide
-* [ ] Add documentation about conda-forge in the plugin developer guide
+* [ ] Add documentation about conda-forge in the plugin developer guide
 * [ ] Ensure the cookiecutter template has some notion of conda packaging
 * [ ] Decide which packages need to be governed by the _napari pinnings_ metapackage
 

docs/release/release_0_4_11.md

@@ -47,7 +47,7 @@ more! Thanks to our incredible user and contributor community.
 - Add autoscale modes to image layer model, and buttons to GUI (#3022)
 - Arbitrary plane rendering prototype (#3023)
 - Add projections to layer context menu, allow grouping and nesting of menu items (#3028)
-- Add napari_experimental_provide_theme hook specification (#3034)
+- Add napari_experimental_provide_theme hook specification (#3034)
 - Add view ray and labels selection in 3D (#3037)
 - Add `add_<shape_type>` method for each shape type (#3076)
 - Grid mode popup (#3084)
@@ -106,17 +106,17 @@ more! Thanks to our incredible user and contributor community.
 - Move `get_color` call to after `all_vals` have been cleared (#3173)
 - Prevent highlight widget from emitting constant signals (#3175)
 - Refactor preferences dialog to take advantage of evented settings methods (#3178)
-- Set gl_FragDepth in volume visual isosurface rendering (#3181)
+- Set gl_FragDepth in volume visual isosurface rendering (#3181)
 - Use QElidingLabel from superqt (#3188)
 - Move dock widgets in menu (#3190)
 - Use `QLargeIntSpinBox` from superqt, remove internal one (#3191)
 - Catch and prune connections to stale Qt callbacks in events.py (#3193)
 - Add checkbox to handle global plugin enable/disabled state (#3194)
 - Print warning if error formatting in the console fails instead of ignoring errors. (#3201)
 - Ensure we save a copy of existing value for undo (#3203)
-- Pull main window menu creation off of Window (#3204)
-- Remove extra box on plugin dialog (#3235)
-- Add instant hover tooltips (#3242)
+- Pull main window menu creation off of Window (#3204)
+- Remove extra box on plugin dialog (#3235)
+- Add instant hover tooltips (#3242)
 - Clipping planes, generalized (#3252)
 - Improve behavior when holding "shift" while editing shapes (#3259)
 - Mesh depth (#3265)
@@ -166,18 +166,18 @@ more! Thanks to our incredible user and contributor community.
 - Fix incorrect use of dims_order when 3D painting (#3202)
 - Fix plugin settings restore and schema_version validation error in preferences dialog (#3215)
 - Fix memory leak in napari (#3217)
-- Disable space bar on layer list (#3234)
-- Close napari window on Ctrl+C without geting window focus (#3239)
+- Disable space bar on layer list (#3234)
+- Close napari window on Ctrl+C without geting window focus (#3239)
 - Skip labeled sliders for <5.14 (#3243)
-- Don't pass interpolation when creating a new projection layer (#3247)
+- Don't pass interpolation when creating a new projection layer (#3247)
 - Prevent greedy dask array calculation when creating an Image layer (#3248)
-- Fix plane normal inconsistency (#3264)
+- Fix plane normal inconsistency (#3264)
 - Remove accidental print statement (#3269)
 - Only change `labels` color mode in `color` setter if new `colors` are not default (#3275)
 - Fix updating of plugins (#3288)
-- Fix theme color setting on startup (#3293)
-- Fix incorrect theme registration (#3299)
-- Fix issubclass error in update_docs (#3305)
+- Fix theme color setting on startup (#3293)
+- Fix incorrect theme registration (#3299)
+- Fix issubclass error in update_docs (#3305)
 - Fix some divide-by-zeros (#3320)
 - Fix connect_setattr to handle single arguments better (#3324)
 - Fix objectName being an empty string (#3326)
@@ -227,23 +227,23 @@ more! Thanks to our incredible user and contributor community.
 - Add napari_write_tracks to hook spec reference (#3209)
 - Add 3d interactivity docs (#3210)
 - Fix docs build again (#3211)
-- Fix CI typing tests (#3212)
-- Fix typo, add proper note markdown (#3216)
+- Fix CI typing tests (#3212)
+- Fix typo, add proper note markdown (#3216)
 - Pooch bugfix (#3218)
-- Update team.md (#3237)
-- Add binder to repository and badge on README (#3244)
+- Update team.md (#3237)
+- Add binder to repository and badge on README (#3244)
 - Add extras_require for bundle deps (#3255)
-- Pin support pkg revision macos (#3266)
-- Exclude vispy 0.8.0 (#3276)
-- Revert sys.exit(0) debugging (#3277)
+- Pin support pkg revision macos (#3266)
+- Exclude vispy 0.8.0 (#3276)
+- Revert sys.exit(0) debugging (#3277)
 - Bundle: export ARCH on Linux (#3280)
 - DOC: misc edits/fixes in the developer guide (#3296)
 - Update napari console dependency (#3297)
 - Bundle: use python 3.8 on Windows (#3300)
 - Bundle: add arch suffix to zip name (#3302)
 - Fix headless test failure (#3311)
 - Pin furo version (#3315)
-- Update the affine parameter description in several classes (#3319)
+- Update the affine parameter description in several classes (#3319)
 
 
 ## 21 authors added to this release (alphabetical)

docs/release/release_0_4_13.md

@@ -128,11 +128,11 @@ Complete list of changes below:
 - Replace timeout in test by duration assertion. (#3887)
 - Do not leak QtViewer between tests. (#3890)
 - `_track_colors`  cleanup (#3891)
-- Add error message if local file doesn't exist. (#3900)
+- Add error message if local file doesn't exist. (#3900)
 - Better error message on failed window import (#3901)
 - Update typing test on CI (#3903)
 - Features implementation refactor (#3904)
-- Add npe2 to install requires (#3906)
+- Add npe2 to install requires (#3906)
 - Rename feature manager attribute to table (#3931)
 - Better Notification __str__ method (#3933)
 - Fix ndisplay button highlight (#3935)
@@ -174,9 +174,9 @@ Complete list of changes below:
 - Fix cleaning of resources in function contextmanagers (#3918)
 - Fix magicgui layer combobox not populated when adding to viewer (#3938)
 - Fix setting attribute to None for single slices of image stacks on stack creation (#3941)
-- Fix too many entries in available plugins list (#3943)
-- Block some duplications in Plugins menu (#3957)
-- Fix close_progress_bar with no current_pbar (#3961)
+- Fix too many entries in available plugins list (#3943)
+- Block some duplications in Plugins menu (#3957)
+- Fix close_progress_bar with no current_pbar (#3961)
 - Switch append to concat (#3963)
 - Update plugin docs index (#3964)
 
@@ -189,7 +189,7 @@ Complete list of changes below:
 - Deprecate `qt_viewer.screenshot` & `clipboard` (#3765)
 - Restrict PublicOnlyProxy to napari namespace, allow napari-internal private usage (#3777)
 - Change PublicOnlyProxy deprecation expiry to 0.5.0 (#3788)
-- Remove deprecation of sceenshot in qt_viewer (#3937)
+- Remove deprecation of sceenshot in qt_viewer (#3937)
 
 
 ## Build Tools and Docs

docs/release/release_0_4_8.md

@@ -108,7 +108,7 @@ and
 - Add events to plugin manager (#2663)
 - Add napari module to console namespace (#2687)
 - Change deprecation warnings to future warnings (#2707)
-- Add strict_qt and block_plugin_discovery parameters to make_napari_viewer (#2715)
+- Add strict_qt and block_plugin_discovery parameters to make_napari_viewer (#2715)
 
 ## Bug Fixes
 
@@ -148,8 +148,8 @@ and
 - Fix tracks icons, and visibility icons (#2708)
 - Patch horizontalAdvance for older Qt versions (#2711)
 - Fix segfaults in test (#2716) 
-- Fix napari_provide_sample_data documentation typo (#2718)
-- Fix mpl colormaps (#2719)
+- Fix napari_provide_sample_data documentation typo (#2718)
+- Fix mpl colormaps (#2719)
 - Fix active layer keybindings (#2722)
 - Fix labels with large maximum value (#2723)
 - Fix progressbar and notifications segfaults in test (#2726)

docs/release/release_0_4_9.md

@@ -25,11 +25,11 @@ It also contains a variety of bug fixes and improvements.
 
 ## Improvements
 - Global plugin setting (#2565)
-- Provide interface for progress bars in @thread_workers (#2655)
+- Provide interface for progress bars in @thread_workers (#2655)
 - Delay all imports in `napari.__init__` behind module level `napari.__getattr__` (#2662)
 - Add `block` to viewer.show (#2669)
 - New type stubs PR, and simpler `napari.view_layers` module (#2675)
-- Extend the action manager to work with layer. (#2677)
+- Extend the action manager to work with layer. (#2677)
 - Add `MultiScaleData` wrapper to give multiscale data a consistent API (#2683)
 - Revert "add `MultiScaleData` wrapper to give multiscale data a consistent API (#2683)" (#2807)
 - Add repr-html to nbscreenshot (#2740)
@@ -40,22 +40,22 @@ It also contains a variety of bug fixes and improvements.
 - Improve colormap error message, when using display names or wrong colormap names (#2769)
 - Add parent to console and dockwidgets in a separate private attribute. (#2773)
 - Improve error message when legacy Qt installed from conda over pip (#2776)
-- Add octree and async to preferences (#2783)
+- Add octree and async to preferences (#2783)
 - Change remove to uninstall in plugin dialog (#2787)
-- Update typing and checks with mypy for settings module (#2795)
+- Update typing and checks with mypy for settings module (#2795)
 - Do not write settings loaded from environment values (#2797)
-- Update settings descriptions (#2812)
+- Update settings descriptions (#2812)
 - Extend the action manager to support multiple shortcuts (#2830)
-- Adds notes about multiscale only being 2D to docs (#2833)
-- Set upper limit of Vectors spinboxes to infinity (#2842)
-- Plugin dock widgets menu (#2843)
-- Update to openGL max texture size (#2845)
-- Followup to #2485 to add opengl context (#2846)
-- Do not store default values in preference files (#2848)
+- Adds notes about multiscale only being 2D to docs (#2833)
+- Set upper limit of Vectors spinboxes to infinity (#2842)
+- Plugin dock widgets menu (#2843)
+- Update to openGL max texture size (#2845)
+- Followup to #2485 to add opengl context (#2846)
+- Do not store default values in preference files (#2848)
 
 
 ## Bug Fixes
-- Fix Labels and Points properties set (#2657)
+- Fix Labels and Points properties set (#2657)
 - Fixing `add_dock_widget` compatibility with `magicgui v0.2` (#2734)
 - Shortcuts: Render properly shortcuts with minus and space. (#2735)
 - Fix runtime error when running doc tests on napari site (#2738)
@@ -71,16 +71,16 @@ It also contains a variety of bug fixes and improvements.
 - Add fix for large labels in new slices (#2804)
 - Fix zoom for non square image (#2805)
 - Implement lazy module importing for all public submodules (#2816)
-- Coerce surface vertex data to float32 (#2820)
-- Vendor shading filter from vispy (#2821)
-- Small doc fixes (#2822)
-- Fix key bindings display dialog (#2824)
-- Work around numpy's string casting deprecation (#2825)
-- Update translation strings (#2827)
-- Fix keypress skipping layers in layerlist (#2837)
-- Fix octree imports (#2838)
-- Remove opacity from plugin sorter widget (#2840)
-- Fix Labels.fill for tensorstore data (#2856)
+- Coerce surface vertex data to float32 (#2820)
+- Vendor shading filter from vispy (#2821)
+- Small doc fixes (#2822)
+- Fix key bindings display dialog (#2824)
+- Work around numpy's string casting deprecation (#2825)
+- Update translation strings (#2827)
+- Fix keypress skipping layers in layerlist (#2837)
+- Fix octree imports (#2838)
+- Remove opacity from plugin sorter widget (#2840)
+- Fix Labels.fill for tensorstore data (#2856)
 - Be more robust for non-existant keybindings in settings (#2861)
 - trans NameError bugfix (#2865)
 
@@ -93,7 +93,7 @@ It also contains a variety of bug fixes and improvements.
 - Add PR labeler and update templates (#2775)
 - Add pytest-order and move threading tests to the top of the suite (#2779)
 - Auto assign PR to author (#2794)
-- Typo in PR template (#2831)
+- Typo in PR template (#2831)
 
 
 ## 12 authors added to this release (alphabetical)