Documentation improvements (duartegroup#205)

* Dev doc improvements

* Adds PR/issue templates

.github/ISSUE_TEMPLATE/feature_request.md

@@ -0,0 +1,11 @@
+---
+name: Feature request
+about: Request a feature to be added
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+**Describe the feature**
+<!-- A clear and concise description of what the feature is. -->

.github/pull_request_template.md

@@ -0,0 +1,13 @@
+<!--
+Please replace _#ISSUE_ with just e.g. #12 if this PR resolves issue 12.
+-->
+## Resolves _#ISSUE_
+
+
+***
+
+## Checklist
+
+* [ ] The changes include an associated explanation of how/why
+* [ ] Test pass
+* [ ] Documentation has been updated

doc/dev/contributing.rst

@@ -50,7 +50,7 @@ The high-level view of the contributing workflow is:
 2. Implement changes and tests on your own fork on a given branch
    (``<gh-username>/autode:<branch-name>``).
 3. Create a new pull request on the main autodE repository from your
-   development branch onto ``autode:master``.
+   development branch onto ``autode:v1.X``, where `X` is the latest version.
 
 To learn more about GitHub forks and pull requests, read `Fork a
 repo <https://docs.github.com/en/get-started/quickstart/fork-a-repo>`__
@@ -62,13 +62,13 @@ on the GitHub docs.
 Guidelines for pull requests
 ----------------------------
 
-First, install from source in a new envrionment and setup
+First, install from source in a new environment and setup
 `pre-commit <https://pre-commit.com/>`__ with::
 
     $ git clone https://github.com/duartegroup/autodE.git && cd autodE
     $ conda create -n ade python=3.9 --file requirements.txt --channel conda-forge
     $ conda activate ade
-    $ pip install . autode[dev]
+    $ pip install '.[dev]'
     $ pre-commit install
 
 
@@ -86,8 +86,8 @@ Several, smaller pull requests instead of one big PR
 Smaller pull requests (PRs) are reviewed faster, and more accurately. We
 therefore encourage contributors to keep the set of changes within a
 single pull request as small as possible. If your pull request modifies
-more than 5 files, and/or several hundred lines of code, you should
-probably break it down into two or more pull requests.
+more than 5 files, and/or several hundred lines of code, please break it down
+into two or more pull requests.
 
 
 Pull requests are more than code