Update Python.gitignore
Update Python.gitignore
Create Umbraco.gitignore
Update Unity gitignore
Improve Android .gitignore comments
Update Grails.gitignore to include default files

Only files under /web-app/WEB-INF/classes (build output) should be ignored by Git. Grails generates a few default (unchanging) files (applicationContext.xml, sitemesh.xml, a bunch of *.tld) that need to be there for some plugins to function properly (e.g., grails war).
gitignore VM crash logs
Added .gitignore for the DM language.
Add ignore for web workbench add-on (sass files).
Merge pull request #925 from friederbluemle/update-android-gitignore

Improve Android .gitignore comments
Merge pull request #932 from fredgate/master

Updated rules of 'VisualStudio.gitignore' about Web workbench add-on.
Merge branch 'master' of https://github.com/github/gitignore
Update nanoc.gitignore

new site Nanoc
Merge pull request #933 from diegoleme/master

Update URL in nanoc.gitignore
Merge pull request #924 from CaseyB/master

Update Unity gitignore to not commit user preferences
Update Dart.gitignore

Removed space from end of line which prevented the `pubspec.lock` from being ignored.
Merge pull request #936 from caffinatedmonkey/patch-2

Update Dart.gitignore to trim stray whitespace
Update on using boo script generated by Unity3D
Merge pull request #937 from ahmyi/patch-1

Ignore user-specific .booproj files
Update JetBrains.gitignore

Add plugin file description for JIRA config file containing username and password