UrlEncode before submission to server
 Better comma handling
 Allow contact service to define literal types
 Fix missing i18n
 Use encodeURIComponent instead of escpae
 Added optional icon in showAll button
 Update API to include flag for optional encoding of each literal type
Merge remote-tracking branch 'upstream/master'
Merge pull request #2 from frontlinesms/master

Slight changes/fixes made to multi-selector