Fix getCompressionTypes() static method invocation

Under certain conditions (if loci_tools.jar is added during the internal call
to bfCheckJavaPath), calling the static method while constructing the
ImageWriter failed.
Remove Maven version detection

This reverts commit
43a2e68f62269d136e743b9878bcdf362924d4eb.

It seems that cppwrap works properly with Maven 3.x now, so we simplify
the build script to just use "mvn" all the time, as you would expect.
Deploy -sources JARs to Maven repository

For a number of reasons, it is very useful to have these sources JARs
deployed. For example, in Eclipse, you can right-click on a Maven JAR
dependency and choose Maven > Download Sources, and it will then
automatically download the sources JAR and link them for debugging.
Add .mailmap for better "git shortlog" reports
merge dev_4_4 -D org -I include -E exclude: PR 523 (Add Compression/BigTiff option to bfsave)
merge dev_4_4 -D org -I include -E exclude: PR 530 (Remove Maven version detection (rebased onto dev_4_4))
merge dev_4_4 -D org -I include -E exclude: PR 531 (Deploy -sources JARs to Maven repository (rebased onto dev_4_4))
merge dev_4_4 -D org -I include -E exclude: PR 532 (Add .mailmap for better "git shortlog" reports (rebased onto dev_4_4))