Merge pull request #12 from deepak-srivastava/queue-sync

sync code cleanup, more accurate stats
Merge pull request #13 from deepak-srivastava/queue-sync

sync first-name, last-name and groups
allow email to sync to multiple groups
Schema change. Mailchimp Settings UI, API, Code Changes
make queue work according to groups
Merge pull request #15 from rajeshrhino/schema-change

Schema change. Mailchimp Settings UI, API, Code Changes
Merge branch 'master' into queue-sync
queue process based on groups