Merge branch 'master' of github.com:zeromq/zproto
since the library isn't installed, there's no need for pc.in file
Merge branch 'master' of github.com:zeromq/zproto
Added missing bracket to configure.ax, Removed dependency to generate script, Added rule 'make code' to generate zproto_c gsl
Merge pull request #15 from sappo/master

Removed dependency to generate script