Revision 821258

Chainsaw UI updates 
 - improve event load performance by holding off on tablemodel update notification until the entire batch is processed (50K+ events loaded in just a few seconds on a fast machine)
VFS/LogFilePatternReceiver changes
 - improve event parsing by assuming logger and level must not contain spaces
 - rework logFormat parsing to beter support properties (when the property name contains part of a keyword name, or vice versa: PROP(TIME), PROP(LOGGER1), etc)