Few More Fixes

few fixes

i) added year to calculateDuration method to support billing cycle
duration exceeding 12 years.
ii) modified makeStartStopDates method to include plans assigned today
only.

0.7

fixed: duration calculation for Recurring Products was not counting difference correctly.

0.6

fixed: duration calculator rewritten. Should work as expected.

Few Fixes.

fixed: select only advancepaid & not terminated accounts.

moved local files to dependencies to avoid conflict with other modules.

removed Helpers.php & Constants.php

moved all the helpers & constants from all the AM modules to their
respective central repositories for the sake of code reusability &
consistency.

Number of bug fixes & few new features.

0.2

number of bug fixes & new features.

Initial Release.

0.1

fixed: resolves helper function conflict.