Update README.md
Merge branch 'UPG-5' into develop
Removed the imagemin plugin, instead just doing a copy.
Added yui grunt task to grunt file.
Merge pull request #29 from Jasig/UPG-8

UPG-8: Added yui grunt task to grunt file.
Added grunt-exec to the list of modules.
grunt github sites
grunt github sites
grunt github sites
grunt github sites
grunt github sites
grunt github sites
grunt github sites
grunt github sites
grunt github sites
Update README.md
Added additional comments for documentation.
Merge branch 'develop' into UPG-8
Added additional comments and cleaned up lint errors.
Fixed linting errors in Gruntfile.js and targethtml.js.