Update PULL_REQUEST_TEMPLATE

.github/PULL_REQUEST_TEMPLATE

@@ -1,19 +1 @@
-*Delete the unneeded portions of this template before submitting.*
-
-Please ensure that the following is included in your pull request:
-
-## Title
-### Event Changes
-The event name and year in the title of the PR, along with a description of what is being changed. <br>
-**Good title**: `[CHI-2017] Add Bluth Company as a sponsor`<br>
-**Less good title**: `updated stuff for Des Moines`
-
-### Functionality changes
-Any changes made outside of event content (specifically made in the `themes` directory) must be labeled as `Enhancement` or `Bug`, and the PR should include an at-mention of @mattstratton.
-
-## Content
-The description field of the PR should explain what this pull request will change (if it is content-only, and the title summarizes it well, you can skip this)
-
-Please verify that there are no PDF or other large files in the pull request, as it will likely be rejected.
-
-If this pull request fixes an open issue, please note this in the description with `Fixes #<issuenumber>`, i.e., `Fixes #5`
+*Please title your pull request in this format: The event name and year in the title of the PR, along with a description of what is being changed, i.e., `[CHI-2017] Add Bluth Company as a sponsor`*