Simplify PR template (#1825)

* Simplify PR template

* Add link to Gitter channel

.github/issue_template.md

@@ -1,4 +1,8 @@
-For bugs, please fill out the three following sections completely
+For bugs, please fill out the three following sections completely. Failure to provide
+this information may result in your ticket being closed without comments.
+
+Are you looking for support for installation/getting started with Reaction? Please go
+to our [Gitter](https://gitter.im/reactioncommerce/reaction) channel instead.
 
 ### Expected behavior
 

.github/pull_request_template.md

@@ -1,11 +1,8 @@
 <!-- Thanks so much for your PR, your contribution is appreciated! -->
-**Are you submitting to `development`?**
 
-We currently only accept PR's to `development` not `master`
+Please provide the following information to help us approve your PR. Failure to provide this
+information may result in your PR being closed without comment.
+
+- [ ] Clearly explain what your PR is trying to accomplish. A link to an issue is best
+- [ ] Provide us detailed instructions on how we can test your PR
 
-- [ ] Description explains the issue / use-case resolved
-- [ ] Only contains code directly related to the issue
-- [ ] Has tests.
-- [ ] Has docs.
-- [ ] Passes all tests
-- [ ] Has been linted and follows the style guide