Trying out Git branching
Remove json_encode option JSON_UNESCAPED_UNICODE (not available before PHP version 5.4.0)
Bug fixes - SQL error in DB setup; missing link from NodeCommand class to NodeCommandManager class.
Fix bug in check on permitted commands from given node state.
Move code around to improve logging and to display errors when debug is verbose.
Changes to request classes to ensure necessary variables are set early enough and to improve logging data.
Compute authorization ID earlier to improve logging
Fix bug - wrong ordering of events in header checking
Removed test key from api.ini template file
Fix bug in Node class
remove log files creation from %post
fix SQLite path in %post
Avoid API version check in monitor bulk data - assume that monitor is in step with API code.  Modify list of available commands to take account of system restriction on start.
Fix header name standardisation.  Simplify monitor bulk data load by only accepting new style data.  Fix bug in Monitor database handling.
Tidy up calls to Request class; fix bug in commands array for nodes.
Provide 201 return code for property insertion API version > 1.0
Add more checks on non-existent key fields, especially for deletes.
Change header copyright notice.
Add to change log.
Improve handling of mime types and suffixes.