Enhancing Flow Audit to do faster cleanup of Hold Entries.
loop through 1K entries every 500 ms so that scan of flow table
is finished in 4 mins 16 secs, compared to 17 mins.
Addressing Review comment to avoid using UTCtimestamp.
instead use the timer value to increment the timestamp every timer run.

- spelling correction for yield.
Merge pull request #84 from Juniper/ananth_commit

o ssl.h (SSL_library_init) is deprecated, as reported by clang.
Merge pull request #71 from Prabhjot-Sethi/master

Enhancing Flow Audit to do faster cleanup of Hold Entries.
bgp_proto_test failure in macos/mavericks. symbol demangle is not working correctly. e.g. Some of the demangled symbols are 14BgpOpenVersion, 10BgpMsgType, 12BgpMsgLength, etc. Hence check for a partial match only