Added ignore test case
Merge pull request #748 from hintjens/master

Added ignore test case
Fix socket creation above sistem limits for all 'other' OS not covered by eventfd, windows or vms; enhanced test to create sockets up to a bigger limit to really test hitting the OS limit
Merge pull request #749 from davipt/fix-001-test_many_sockets_and_mac_open

Fix socket creation above sistem limits for all 'other' OS not covered b...
Update signaler make_fdpair to set file descriptors to -1 when too many files are open using socketpair.
Merge pull request #750 from mattconnolly/master

Update signaler make_fdpair to set file descriptors to -1 when too many ...
issue #583 removing C++11 code.
Merge pull request #751 from psl-felipefarinon/master

Removing C++11 code.
return error to caller on bind error
remove all asserts during critical section

the size of the critical section is reduced by only entering the critical
section right before the bind().
implement critical section with mutex

but remain backwards compatible with older implementation using event
implementation
enter critical section just before bind
Merge branch 'eventhang' of https://github.com/pijyoi/libzmq into eventhang

Conflicts:
	src/signaler.cpp