RIOT-OS/RIOT — pull request #1847 by kaspar030 (2014-10-20 17:44:58+00:00)
Title: core: introduce msg_try_send

msg_send takes a block parameter. msg_receive has a msg_try_receive variant.

This PR removes the extra 'block' parameter from msg_send and adds msg_try_receive.

Additionally all occurences of msg_send are converted respectively.