ng-min depricated use ng-annotate instead.
see https://github.com/btford/ngmin and https://github.com/olov/ng-annotate#how-does-ng-annotate-compare-to-ngmin

Fix for issue: https://github.com/JonAbrams/synth/issues/37
Merge pull request #57 from mikaelhm/master

ng-min depricated use ng-annotate instead.