autogen has renamed configure.in to configure.ac
Fixed a commented line that wasn't actually commented out
Fix CMake Error at CMakeLists.txt:204 (add_library): Cannot find source file: ....

CMake Error at CMakeLists.txt:204 (add_library): Cannot find source file: ....
Merge pull request #274 from NetImperia/patch-1

Fix CMake Error at CMakeLists.txt:204 (add_library): Cannot find source ...
Merge branch 'master' of https://github.com/zeromq/jzmq