Merge topic 'SIMPLEITK-508_RemoveDotBeforeRCForPEP386'

1f0ef71e Remove the '.' preceding the RC segment for the python version string
Merge topic 'SIMPLEITK-507_UpdateSegmentationExamples'

916be6d9 Updating Python NeighborhoodCennected example and adding test
d3e00bb3 Updating CXX NeighborhoodConnected example and adding test
5531faad BUG: output of NeighborhoodConnected filter was input
8162ab68 removing lua segmentation examples
66077dac Updating CXX ConnectedThreshold example and adding test
fc7e4106 Updating ConnectedThreshold python example and adding tests
Merge branch 'master' into next