Rename LoggerInterface to LegacyLoggerInterface
Working on wrapping log4cpp
Log4cpp wrapped.  Closes #362

TODO: Still need templatized operator<<
better configuration needed
all logging routed through here (legacy, GUI, etc)
Fix file read badness
Fixes #226
Merge branch 'master' of https://github.com/SCIInstitute/SCIRunGUIPrototype into wrapLog
Fix clang issues
Multiple latvol viz
Delete commented code
Add more logging overloads
Merge branch 'master' into wrapLog