removed source from distribution.yaml, leaving only doc
Merge branch 'master' of https://github.com/ros/rosdistro
Merge pull request #6284 from lukscasanova/master

removing source part from mtig_driver package in distribution.yaml
twist_mux_msgs: 0.0.1-1 in 'hydro/distribution.yaml' [bloom]
Merge pull request #6286 from efernandez/bloom-twist_mux_msgs-2

twist_mux_msgs: 0.0.1-1 in 'hydro/distribution.yaml' [bloom]
twist_mux: 0.0.4-0 in 'hydro/distribution.yaml' [bloom]
Merge pull request #6287 from efernandez/bloom-twist_mux-2

twist_mux: 0.0.4-0 in 'hydro/distribution.yaml' [bloom]
vision_opencv 1.11.6
Merge pull request #6288 from vrabaud/master

vision_opencv 1.11.6
automatic merge triggered by jenkins to include upstream (ros/rosdistro) updates