Robot Framework 3.1.2

RF 3.1.2 contains few important bug fixes and some nice enhancements. It also contains several minor deprecations related to the test data syntax that pave the way towards Robot Framework 3.2 which will contain a new test data parser. For details see the full release notes at https://github.com/robotframework/robotframework/blob/master/doc/releasenotes/rf-3.1.2.rst