constify: constify some variables / functions
Fix tests for test_blocking_connection_errors();

Add strings to allow OpenBSD/OSX to pass.
Update CHANGELOG.md
Set error when invalid timeout value is given to redisConnectWithTimeout

Closes #154

This commit properly sets the error value inside of
redisContextWaitReady when an invalid sec or usec value is provided.
Tests for each case are provided to demonstrate that the issue is
properly fixed and to avoid regression.

Signed-off-by: Aaron Bedra <aaron@aaronbedra.com>
Merge pull request #156 from abedra/master

Set error on invalid timval values for redisConnectWithTimeout (Fixes #154)
SetKeepAlive

Keep client alive even though no command was sent to server for a long time.
Make KeepAlive optional

Make Connection KeepAlive being optional instead of default.
Make redisKeepAlive work on OSX
Merge branch 'keepalive'

Also see pull request #161.
Fix style
Merge branch 'gai_strerror'

See pull request #153.
Fix possible uninitialized value access due to strerror_r error
Merge pull request #164 from eugenebolotin/netc_fix_possible_uninitialized_access

Fix possible uninitialized value access due to strerror_r error
Added libuv adapter
Removed unnecessary comments
va_copy must be followed by va_end
Made example-ae work again
Call aeStop on error conditions
Merge branch 'example-ae'
Merge pull request #178 from rfuchs/master

va_copy must be followed by va_end