New upstream release 2.14.0
    
    - Add PyYAML as BR and disable the use of the bundled version
    - Be more explicit about the supported version of grass
    - Install proper icons (BZ #1166977)
    - Break the dependency of the base package on the python sub-package
    - Add a new locale not found by find_lang
    - Pyspatialite issue with processing is still open