Added definition of end-of-line
Gave up trying to use 'module', revert to 'class'
Server and handler do not use ZMTP
Added/extended grammar for names
Various fixes provided by Shon Love
It's stable, Jim
Accessor methods to set properties called 'set_somename'
Clarifed that 2^31-1 is INT32_MAX
Fixes to ZMTP RFCs
Merge pull request #20 from hintjens/master

Fixes to ZMTP RFCs