ALLJOYN-1758 Controller must continue if all worker threads are currently running.

Change-Id: Ib02458b7da87e2cb7c1a7bf8058181a59d138477
ALLJOYN-1756 Increase maximum handles to 64 in windows.
This is the maximum allowed value.

Change-Id: I499c609181731d32a9a1b0e04d07476269505496
ALLJOYN-1664 Resolve Klockwork issue, Initialize status to ER_OK

Change-Id: I90a1c07eccca2062fe42e2bc9d7ffdfa1255141c
ALLJOYN-1690 SCons cleanup

i.  Remove OS=android_donut
ii. Remove support for Android NDK 5 and NDK 6

Change-Id: I572eb1e604d3b8676d86d6050bb8f9bd6a4f3fcd