fix #59, add .github dir and files

.Rbuildignore

@@ -8,3 +8,4 @@ README.Rmd
 ^notes\.md$
 man-roxygen
 ^cran-comments\.md$
+.github

.github/CONTRIBUTING.md

@@ -0,0 +1,24 @@
+# CONTRIBUTING #
+
+### Please contribute!
+
+We love collaboration.
+
+### Bugs?
+
+* Submit an issue on the [Issues page](https://github.com/ropensci/sofa/issues)
+
+### Code contributions
+
+* Fork this repo to your Github account
+* Clone your version on your account down to your machine from your account, e.g,. `git clone https://github.com/<yourgithubusername>/sofa.git`
+* Make sure to track progress upstream (i.e., on our version of `sofa` at `ropensci/sofa`) by doing `git remote add upstream https://github.com/ropensci/sofa.git`. Before making changes make sure to pull changes in from upstream by doing either `git fetch upstream` then merge later or `git pull upstream` to fetch and merge in one step
+* Make your changes (bonus points for making changes on a new feature branch)
+* Push up to your account
+* Submit a pull request to home base at `ropensci/sofa`
+
+### Also, check out our [discussion forum](https://discuss.ropensci.org)
+
+### Prefer to Email? Get in touch: [scott@ropensci.org](mailto:scott@ropensci.org)
+
+### Thanks for contributing!

.github/issue_template.md

@@ -0,0 +1,8 @@
+<!-- If this issue relates to usage of the package, whether a question, bug or similar, along with your query, please paste your devtools::session_info() or sessionInfo() into the code block below. If not, delete all this and proceed :) -->
+
+<details> <summary><strong>Session Info</strong></summary>
+
+```r
+
+```
+</details>

.github/pull_request_template.md

@@ -0,0 +1,16 @@
+<!--- Provide a general summary of your changes in the Title above -->
+
+## Description
+<!--- Describe your changes in detail -->
+
+## Related Issue
+<!--- if this closes an issue make sure include e.g., "fix #4"
+or similar - or if just relates to an issue make sure to mention
+it like "#4" -->
+
+## Example
+<!--- if introducing a new feature or changing behavior of existing
+methods/functions, include an example if possible to do in brief form -->
+
+<!--- Did you remember to include tests? Unless you're just changing
+grammar, please include new tests for your change -->