New version - 1.2-1
    
    - Document GlobalConfiguration class (jkonecny)
    - Add advanced input processing section to docs (jkonecny)
    - Make makefile zanata check more robust (jkonecny)
    - Add missing newline characters at the end (jkonecny)
    - Abstract widget buffer extensions (jkonecny)
    - Use python 3 sphinx module (jkonecny)