Only proper symbols count as failures
Convenience enhancements

Added a function to switch logging on/off, and added default information to `set-metadata` and `extract-files`
Added hooks for `with-policy` and `with-failure-handling`
Redstructured everything a bit, cleaned up, and added convenience functions

Also, now *everything* relies on the `ensure-pose-stamped-transformed` kind of functions
Merge branch 'master' of github.com:cram-code/cram_bridge
[cram_json_prolog] some improved error handling for ROS communication.
Added hook handling for ''retry'' calls within ''with-failure-handling''
Add missing tf convenience function: ''transform-stamped->msg''
Export more useful symbols
Set the cram beliefstate logger version when setting the experiment's metadata
Renamed a callback
Default values for UIMA perception interface are now UIMA, not Naive Perception
Properly take color into account and allow automatic frame transformations
Optionally transform target frame poses into the proper ''/odom_combined'' frame
Hotfix for a mistaken transformation
Merge pull request #9 from gaya-/master

[cram_json_prolog] minor improvements
Merge pull request #8 from fairlight1337/master

Fixed logging and moveit issues
Bug-fix: Adapted to renamed slot in feature-relation, and to no longer exported symbols of cram-fccl.
Added type-check in internal method in pr2 arm position controllers.
Exported symbols related to pr2 arm position controllers.