Merge pull request #4 from gengo/core-alex

Update Modal style & icons
add buttons for testing
Added link to workbench prototype
Resolved conflicts
udpate workbench navbar icons
Merge remote-tracking branch 'origin/master'
udpate Grunt build css files
udpate README.md
update workbenchbrand logo style
update Grunt build css files
add fint-width variables & enable modal style
udpate Grunt build gengo.css
add status styles
update variables
udpate Grunt buid css files
test
Merge pull request #5 from gengo/alex-test

OK
some small refactoring
update grunt build css files
update icons.scss