rtt_rosclock: Refining and better-defining Clock source API
rtt_ros: Fixing CMakeLists.txt to remove no-longer-needed include dir
rtt_ros: Fixing missing e
rtt_rosparam: Reporting better errors when getting fails
rtt_actionlib: Adding missing catkin dep on rtt_rosclock
rtt_ros/rtt_roscomm: all operations are added to the global "ros" service instead of separate "rostopic" and "rosservice"
rtt_roscomm: ServiceRequesters are managed by shared pointers now

Signed-off-by: Johannes Meyer <johannes@intermodalics.eu>
Adding service requester for rtt_ros, and adding anti-warnings in this and the rostopic servicerequester
rtt_roscomm: renamed create_rtt_pkg script back to create_rtt_msgs (fix #22)
Add cmake-modules dependency for indigo/Eigen

Signed-off-by: Ruben Smits <ruben.smits@intermodalics.eu>
rtt_roscomm: disambiguate RTT::ServiceRequester constructor call in ROSTopic service requester
merging changes from upstream
merging in global ros service stuff from @meyerj
rtt_ros: Moving global functions into header, ditching service requester for global service
rtt_rosclock: Moving global functions into header adding functions to global ros service
Removing old time operation (superceeded by rtt_rosclock)
rtt_rosclock: fixing header
rtt_roscomm: Refactoring headers and global functions
rtt_roscomm: Updating readme, sticking to oldtype api under ros.comm
Propagating changes to rtt_roscomm, fixing header changes