Merge pull request #1791 from Oddj0b/Calabash

Based on a template from jmoody

Global/Calabash.gitignore

@@ -0,0 +1,10 @@
+# Calabash / Cucumber
+rerun/
+reports/
+screenshots/
+screenshot*.png
+test-servers/
+
+# bundler
+.bundle
+vendor