Compress JAR
Add quiet mode to suppress "files are identical" dialog
Fix bad check for resolvedness
Attempt to get rid of intermittent exception on exit:

Exception while removing reference: java.lang.InterruptedException
Show progress window while preparing merge and diff windows
Merge branch 'master' into omegat-integration

Conflicts:
	src/org/madlonkay/supertmxmerge/Strings.properties
Fix Eclipse package setup
Exclude schemas from all JARs
Exclude more unneeded classes from -for_OmegaT.jar
Show message when TMX metadata cannot be shown
JAXB requires schemas in JAR; do not exclude!
Make OmegaT merging quiet