initial commit on plan repair
asp files added
merged with master
bwi_action_executor: encapsulate repair and replanning (#6)
bwi_kr: fix boost dependency
bwi_action_executor: add stub plan_concurrently interface (#6)
bwi_action_executor: make plan_concurrently run serially (#6)
bwi_action_executor: add timing-dependent plan_concurrently tests (#6)

Some detect the difference between serial and parallel implementations.
They are commented out.
bwi_action_executor: sketch of parallel plan_concurrently, not working yet (#6)
Merge branch 'planrepair' of https://github.com/jack-oquin/bwi_experimental into planrepair
pulled changes from Jack
bwi_action_executor: more parallel planning, still not working (#6)
bwi_action_executor: parallel plan_concurrently compiles, but fails some tests (#6)
bwi_action_executor: minor source cleanup (#6)
bwi_action_executor: parallel planning works now (#6)
Merge branch 'planrepair' of https://github.com/jack-oquin/bwi_experimental into planrepair
testing the new location and door files
Merge remote-tracking branch 'yuqian/planrepair' into planrepair
merged with Jack
using ROS_DEBUG for prints instead of cerr