Use lodash instead of underscore
Use the toolkit's new make_im changes to specify http options
Use the new IMConfig changes (access properties directly instead of accessing via .get())
Set up app config using tester.setup.config.app() instead of tester.setup.config()
Wrap the app's content in '$' for translation
Add PollSummaryState for handling poll summaries
Fix PollSummaryState (name needs to be the first constructor arg)
Change UReportVumiApp to use PollSummaryState
Rebuild
Merge branch 'feature/issue-30-update-to-use-toolkit-changes' into develop