Addressed some compiler warnings.
Prototyped adding plugin.
Added a "saveuri" function to the filesysteminterface class that is used to save files to a uri using a plugin.
Added URI and plugin use to PGPBackup.
added plugin command line flag
Added add jar function.
Removed unused variable.
Removed BuildInfo. Moved it to javalib.
Updated version code.
Restructured plugin usage.
Added path obfuscation feature to PGPBackup.