Add extra space
Remove record only if it exists
Add proxy handler
Remove obsolete check_dasmap call and simplified lookup_keys methdo due to re-organization in DASMapping class
Define ack_services
Re-factor DASMapping class; use dasmapscache everywhere and replace DB calls with look-up from it; simplified APIs
Remove check_dasmap since it's gone from DASMapping class; adjust calls to das2api API
Refactor several methods to adjust to new DASMapping APIs, in particular services method to get DAS maps info directly dasmapscache, request and cache method to handle status code from DASCore. All these changes were done as part of instability issues reported by end-users during high load on DAS server
New template for status page
Add status page into DAS header
Replace requests with status method; change status method to use das_status template
Code clean-up