[WIP] candy:core:chat:invite triggerHandler#4

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malakada wants to merge 3 commits intodevfrom

feature/triggerhandler_candy_core_chat_invite

Commits on Jan 7, 2015

Added in room and contact objects to invite for candy:core:chat:invite.
Melissa Noelle
committed

Commits on Jan 9, 2015

Create new Candy.Core.Contact for invites, add inRoster boolean to object.
Melissa Noelle
committed
Removing extraneous line.
Melissa Noelle
committed