Need check target in Makefile.in
Releasing 0.1.0 - see CHANGES.md for details
bump czmq to 2.1.0
Bump to czmq 2.1.0

Includes minor refactor to parameterize library versions.
modules entry so we can get a well formed .app file
Rudimentary support for identity sockopt
Fix build fails on some systems
-lrt for rebar
Merge pull request #20 from doubleyou/lrt-fix

Fix build fails on some systems
Merge pull request #19 from sanmiguel/master

Rudimentary support for identity sockopt