made debug logging include line number
use delete to remove lock instead of 'false', this maybe a service bug work around
corrected logic check for success and fail on lock setting
added back the clearProps method as that is used by recursive vchmod.  increased debuging output on http connections. added islocked to the list of bless properties of VOSpace
Pushed version number as locking now works and web service is not defaulted to canfar.phys.uvic.ca