rqt: 0.5.1-1 in 'melodic/distribution.yaml' [bloom]

[dirk-thomas]

Increasing version of package(s) in repository rqt to 0.5.1-1:

• upstream repository: https://github.com/ros-visualization/rqt.git
• release repository: https://github.com/ros-gbp/rqt-release.git
• distro file: melodic/distribution.yaml
• bloom version: 0.9.3
• previous version for package: 0.5.0-0

rqt_gui

* bump CMake minimum version to avoid CMP0048 warning (#219 <https://github.com/ros-visualization/rqt/issues/219>)
* allow definition of settings file (#216 <https://github.com/ros-visualization/rqt/issues/216>)
* use catkin_install_python for Python script (#206 <https://github.com/ros-visualization/rqt/issues/206>)
* style changes (#143 <https://github.com/ros-visualization/rqt/issues/143>)
* autopep8 (#137 <https://github.com/ros-visualization/rqt/issues/137>)

rqt_gui_cpp

* bump CMake minimum version to avoid CMP0048 warning (#219 <https://github.com/ros-visualization/rqt/issues/219>)
* [Windows] fix rqt_gui_cpp install path (#190 <https://github.com/ros-visualization/rqt/issues/190>)
* [Windows] fix building (#189 <https://github.com/ros-visualization/rqt/issues/189>)
* style changes (#143 <https://github.com/ros-visualization/rqt/issues/143>)

rqt_gui_py

* bump CMake minimum version to avoid CMP0048 warning (#219 <https://github.com/ros-visualization/rqt/issues/219>)
* style changes (#143 <https://github.com/ros-visualization/rqt/issues/143>)
* autopep8 (#137 <https://github.com/ros-visualization/rqt/issues/137>)

rqt_py_common

* bump CMake minimum version to avoid CMP0048 warning (#219 <https://github.com/ros-visualization/rqt/issues/219>)
* fix missing import bugs (#139 <https://github.com/ros-visualization/rqt/issues/139>)
* autopep8 (#137 <https://github.com/ros-visualization/rqt/issues/137>)