Use minified versions of external libs

What kind of change does this PR introduce? (Bug fix, feature, docs update, ...) Bug fix
What is the current behavior? (You can also link to an open issue here) Using unminfied libs
What is the new behavior (if this is a feature change)? Use minified libs
Does this PR introduce a breaking change? (What changes might users need to make in their application due to this PR?) no
Other information:

moxie-lean / ng-web-app