Add some 'smarts' when creating a new region.

* FileBasedSimulationData
  - Add some 'smarts' when creating a new region.
    Scan existing regions and suggest available X/Y location and port
rather than use defaults
  - Add Sim name to 'Loading sim..' startup info message
Remove obsolete suspend/resume

 MaintenanceThread - Remove obsolete suspend/resume operations and
replace with EventWaitHandle processing
    (Ongoing verification necessary to ensure that no other issues
arise but only use is in show stats command)
Provide additional console command responses

* CommandConsole
  - Add a warning message if a valid command requires a scene and none
is selected
  - Add 'missed that..' response for multi word commands

* Update prebuild.xml version # to 0.9
Updated Create region, new Save region commands

* SceneManager
  - Additional options for the 'create region' command
	- Specify a region name as part of the command
	- specify a configuration file, containing the region details, to load
  - New command "save region config <filename>" used to save existing
configurations to a xml file