.gitignore file with values for initial setup.

Files from the following tools are ignored: npm, bower, gulp,
InteliJ and Vi.

.gitignore

+## Local copies of dependencies that should stay on developers' local machines
+node_modules/
+bower_components/
+
+## Build and test artifacts
+coverage/
+.sass-cache/
+.tmp/
+dist/
+
+## IDE specific files
+# IntelliJ
+.idea/
+# Vi temporary files
+*.swp
+