Add github issue template

.github/ISSUE_TEMPLATE.md

@@ -0,0 +1,16 @@
+**Note:** This is for issues with Capybara.  If you have a howto type question, please ask on the mailing list as requested in the README: http://groups.google.com/group/ruby-capybara
+
+## Meta
+Capybara Version:
+<!-- 2.8.1? -->
+Driver Information (and browser if relevant):
+<!-- selenium-webdriver 2.53.4 with Firefox 47.0.1? capybara-webkit? Poltergeist? -->
+
+## Expected Behavior
+
+## Actual Behavior
+
+## Steps to reproduce
+<!--
+Please be sure to include the code that is creating the issue along with HTML the code is being run against
+-->