fix navigation menu ordering
stop service profile instances from being used as templates
minor reorganisation of update logic
rename action_xml to action
ditch broken interpolation of non-existent 'myClass' variable
rename @serverPolicies to serverInstances
add some useful debug
ditch obsolete id parameter to #edit action
note what 'ls' stands for
refactor retrieval of XML elements, and fix updating
helper for dumping XML
add useful pp_xml helper for debugging
improve validation
debug XML conversation
fix bug with REXML::ParseException handling
change XML for modifying power state to one recommended in API docs