Fix potential race in route table load

If route tables are received in quick succession there is a potential
race condition that can cause the xAPPs thread to use a stale pointer
likely resulting in a segfault.

Issue-ID: RIC-674

Signed-off-by: E. Scott Daniels <daniels@research.att.com>
Change-Id: I5536d3f30646dca0ed375468719fa3cf0920c103
Signed-off-by: E. Scott Daniels <daniels@research.att.com>
18 files changed