Grunt: '-v'/'--verbose' cmd line flag now makes compiler output verbose
update CHANGELOG file with 0.11.0 info and initial 0.12.0 info
Merge pull request #678 from mkroehnert/release-notes

update CHANGELOG file with 0.11.0 info and initial 0.12.0 info
Merge pull request #676 from mkroehnert/grunt-verbose

Grunt: '-v'/'--verbose' cmd line flag now makes compiler output verbose (fix #653)
Merge remote-tracking branch 'upstream/master'