v0.11.0

Release rrts version 0.11.0

This version comes with extension for Dubins path planning.

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Jiri Vlasak (11):
      Fix version in doxygen config
      Update readme with more contrib info
      Increase cmake, cxx versions
      Get rid of boost includes
      Add code for dubins paths
      Add extension with dubins paths
      Make dubins code c++ compatible
      Upgrade bcar submodule
      Merge branch 'dubins'
      Add reset to rrtext 2
      Increase version in doxygen config