Merge pull request #19 from bit-pirate/master

adds ork_ros to ork.rosinstall
Fix detection: error: unrecognized arguments:
Merge pull request #24 from hris2003/master

add catkin-sphinx to the docs
Merge pull request #23 from awesomebytes/master

Fix detection: error: unrecognized arguments:
Merge branch 'master' of github.com:wg-perception/object_recognition_core
update docs
0.6.2
improve install instructions
This fixes #25 by only taking non-redundant information
adapt docs for ROS distribution
Always include ecto.hpp first

ecto.hpp includes Python.hpp, which must always come before system includes
Merge pull request #27 from cottsay/master

Always include ecto.hpp first
update changelog
0.6.3