More Travis test fixes.
Switched test_constraint_samplers.cpp from build-time to run-time reference to moveit_resources.
Added passing run_tests_moveit_core_gtest_test_robot_state_complex test to .travis.yml.
Added 'make tests' to .travis.yml to make all tests, even failing ones.
update how we find eigen: this is needed for indigo
fix bad includes after upstream catkin fix
Merge pull request #154 from isucan/hydro-devel

update how we find eigen: this is needed for indigo
Merge pull request #156 from vrabaud/hydro-devel

fix bad includes after upstream catkin fix
fix bug introduced by merging prev PR
update changelog
0.5.8
avoid unnecessary calculations

If we are not going to use the missing vector then we should not create it
(avoid an expensive operation).
Commented out failing test.

run_tests_moveit_ros_perception requires glut library, and thus a video card or X server, but I haven't had any luck making such things work on Travis.
Merge pull request #137 from ros-planning/more-travis-tests

More Travis test fixes.
Merge branch 'hydro-devel' of https://github.com/ros-planning/moveit_core into hydro-devel
Merge pull request #159 from acornacorn/acorn_fix_missing

avoid unnecessary calculations
Merge branch 'hydro-devel' of https://github.com/ros-planning/moveit_core into hydro-devel
Merge branch 'hydro-devel' into kinematic_base
Added support for legacy IK calls without solution_callback