Remove usemin in place for plain concatenating
Watch for concatenation
Revert "Watch for concatenation"

This reverts commit ce8ead05ed171ae928e0481d2dc42c245e2132cc.
Revert "Remove usemin in place for plain concatenating"

This reverts commit ee0df9d6b8daf28f2b1aa45e4ae3813e163f8afd.
Add usemin for build step and begin Marionette app