Merge pull request #492 from k-okada/master

add eigen2
Fix rosdep files check/clean scripts

Use pyyaml internal rules to decide whether to put quotes
or not around strings. This prevents crashes for gentoo rules (among others)
Merge pull request #493 from po1/clean-rosdep

Fix rosdep files check/clean scripts
Fixing repo URL in PCL.rosinstall
Added doc file for bond_core
rereleasing pcl - patched pragma warning
Merge pull request #495 from jkammerl/master

rereleasing pcl - patched pragma warning
image_common 1.10.1
calibration 0.9.25
image_common 1.10.2
image_common 1.10.3
update the location of slam_gmapping
fix the slam_gmapping repository type
Update releases/groovy.yaml
rosdoc lite 0.2.2 into groovy
Forking hydro distro files from groovy ones
Update releases/targets.yaml
Update releases/hydro.yaml
Update rosdep/python.yaml
Update releases/hydro.yaml