Make search filters work alongside of assignment filters
Send email to contacts labeled as leaders upon import
Merge pull request #22 from thelabtech/MH-524

Send email to contacts labeled as leaders upon import
Fix issue with filtering by label
Fix api tests
Update config/locales/en.yml

Changed wording of no survey answers message to reduce confusion for some campus ministries.
Change browse file display in Import Contacts
Merge branch 'MH-525' of github.com:thelabtech/missionhub into MH-525