Revert "ISSUE-34: worked around the ghost request"

This reverts commit 5fc47424e73ba9f51dad00f6eae8845d2f564657.
Revert "ISSUE-14: fixed for slow and fast path. (WIP)"

This reverts commit c8b21d59ffc2b6002a4fec5ed318e1736fd118a5.
Revert "RADAR-189: failing test to prove the bug"

This reverts commit 358fc39be6688414aa58340080030693ca3e63eb.
bumped version
test: client_online emitted when necessary
Merge pull request #42 from zendesk/nherment/revert_fix_for_multiple_presence_messages

Nherment/revert fix for multiple presence messages