update exus-build config link: now uses smarter incremental builds.
remove stale import
switch to using the nested tag syntax for invoking the javac macro instead of the tostring hack, no practical difference just feels better
update changelog to include the last few features and fixes.
mention shifts of third party libraries in changelog.
fix initializing the parent repo's config to not save unnecessarily, following the claims the docs of the initLocalConfig function already made.
implement an enhancement to how git url-insteadof config is handled: proxy it from the parent project into submodules to smooth the flow when mdm creates new submodules.
fix exception message consistency
git config parameters under "url.*" from the system and user gitconfigs are now accepted by mdm.