Add error handling to MM_API

[DinisCruz]

To address

which is related to http://stackoverflow.com/questions/41063947/angular-1-6-0-possibly-unhandled-rejection-error

related to #183 #79

while making this change refactor calls since they are all very similar

[DinisCruz]

Here is how I'm using @wallabyjs to debug this issue

[DinisCruz]

here is the problem

[DinisCruz]

here it is fixed