Bugfix and stability improvement.
What's new
- Fixed empty minecarts on rails not being removed properly. Thanks avwuff for fix and pull request.
- Jar ist now build with Java 1.7 as target to improve compatibility with different java versions. Works with Java 1.8+ as well of course.
- Converted project source to maven so other developers can build EasyCarts from git source easier.
This mod has no additional files

