fixed issue #423 and missing translations

bug
Merge pull request #417 from chelseakomlo/master

Added ClientController and UserSettingsController Tests
Merge pull request #425 from safiyu/translations

fixed issue #423 and missing translations
integrated grunt build task
fixed issue #326
Merge pull request #426 from ashok-conflux/grunt-integration

integrated grunt build task
Merge pull request #428 from safiyu/issue

fixed issue #326
Products accounting API clean up
fixed issue 424
Merge pull request #433 from pramodn02/MIFOSX-795

MIFOSX-795 : Products accounting API clean up
Merge pull request #434 from safiyu/issue

fixed issue #424
fixed issue 340 & 400

bug
savings product account detail API clean up
Merge pull request #438 from safiyu/issue

fixed issue 340 & 400
merge pramods changes
fixed issue #420
datatable issue is fixed
Merge pull request #444 from goutham-M/mifosx-datatableissue-fix

datatable issue is fixed
Merge pull request #443 from safiyu/audits

fixed issue #420
Unable to add savings charges to savings product fixed