Correct typos and minor improvements to README (#284)

* Correct typos and minor improvements to README

* Update crosslink/README.md

Co-authored-by: Pablo Baeyens <[email protected]>

* Update crosslink/README.md

Co-authored-by: Robert Pająk <[email protected]>

---------

Co-authored-by: Pablo Baeyens <[email protected]>
Co-authored-by: Robert Pająk <[email protected]>

crosslink/README.md

@@ -1,7 +1,7 @@
 # Crosslink
 
 Crosslink is a tool to assist in managing go repositories that contain multiple
-intra-reposistory go.mod files. Crosslink automatically scans and inserts
+intra-repository `go.mod` files. Crosslink automatically scans and inserts
 replace statements for direct and transitive intra-repository dependencies.
 Crosslink also contains functionality to remove any extra replace statements
 that are no longer required within reason (see below).
@@ -33,7 +33,7 @@ See [opentelemetry-go](https://github.com/open-telemetry/opentelemetry-go)
 and
 [opentelemetry-collector-contrib](https://github.com/open-telemetry/opentelemetry-collector-contrib)
 for working examples. If you experience a use case that crosslink fails
-too handle properly please open an issue (or even a PR!) highlighting
+to handle properly, please open an issue (or even a PR!) highlighting
 the discrepancy.
 
 ## Usage
@@ -48,12 +48,12 @@ Crosslink supports the following commands and flags.
 
 ### –-root
 
-Used to provide the path to a directory where a go.mod file must exist. The
+Used to provide the path to a directory where a `go.mod` file must exist. The
 root flag is available to all crosslink subcommands.
 
-**Note: If no --root flag is provided than crosslink attempts to identify a git
-repository in the current or a parent directory. If no git repository exists
-crosslink will return an error.**
+**Note: If no `--root` flag is provided then crosslink attempts to identify a git
+repository in the current or a parent directory.
+If no git repository exists, crosslink will return an error.**
 
     crosslink --root=/users/foo/multimodule-go-repo
 
@@ -68,7 +68,7 @@ Pruning will only remove go modules that fall under the same module path
 as the root module. For example,
 If the root module is named `example.com/foo` and there exists a replace
 statement of `example.com/foo/bar => ./bar` that is not a direct or transitive
-dependency of the current go.mod file, it will be pruned.
+dependency of the current `go.mod` file, it will be pruned.
 
 **Crosslink will not remove replace statements for modules that do not
 fall under the root module path even if they are not in the current
@@ -96,7 +96,7 @@ or update the corresponding replace statement for that requirement.
 ### –-exclude
 
 Exclude is a set of go modules that crosslink will ignore when replacing or pruning.
-It is expected that a list of comma separated values will be provided in one or
+It is expected that a list of comma-separated values will be provided in one or
 multiple calls to exclude. Excluded module names should be the old value in the
 replacement path. For example, passing `example.com/test` would exclude this replace
 statement from any operation `replace example.com/test => ./test`.
@@ -126,5 +126,5 @@ Can be disabled when overwriting.
 
     crosslink --root=/users/foot/multimodule-go-repo --overwrite -v=false
 
-**Quick Tip: Make sure your go.mod files are tracked and committed in a VCS
+**Quick Tip: Make sure your `go.mod` files are tracked and committed in a VCS
 before running crosslink.**