Flowseries UT code
Merge pull request #556 from Juniper/sundar_qe_ut

Flowseries UT code
Added systemless test case for Specify vrouter in select.
Merge pull request #568 from Juniper/shabbir_dev1

Added systemless test case for Specify vrouter in select.
1. Generator database timer creation/deletion is done from
   generator connect session, disconnect session, database error
   handler. These can happen concurrently, synchronize by taking
   per generator mutex.
2. Generator db handler init, shutdown, and dequeue can happen
   concurrently. Enqueue a task to perform the init and ensure
   that these do not happen concurrently.
3. Cdb if now supports only_sync option that is used by
   query engine and when used does not create the cdbq.
We need to prevent generators with the old <S:M> style of key from connecting to a vizd with the new <S:N:M:I> key
Merge pull request #571 from Juniper/anishm_upfix

We need to prevent generators with the old <S:M> style of key from conne...
QueryEngine uses only_sync cdbif
Instantiate classes instead of executing python to launch config daemons
Merge pull request #570 from Juniper/meghb_2773

1. Generator database timer creation/deletion is done from
Merge pull request #573 from Juniper/sb

Instantiate classes instead of executing python to launch config daemons
Add a fake kombu client
Merge pull request #574 from Juniper/sb

Add a fake kombu client
Merge remote branch 'github/master' into ashoksr_ini_new