added tests for $v and v-focus.
fixed the close log error bug.
updated the node module.
added $loadings at $rootScope.
updated cron job
Merge branch 'unit-test'
added django example api calls at readme
fixed exceptions.
updated $v.user after update the profile at /settings/profile.
added the test for $rootScope.$loadings.
added the test for the directive v-enter.
updated node module grunt-contrib-cssmin
updated submodules django and wtforms.
added tests for the directive v-modal.
refactor the directive v-pager.
added tests for exceptions.
Merge remote-tracking branch 'upstream/master'