Move to 3.6.5beta
Allow unsetting JVM command line arguments in jvm.properties by prepending a !

For example, the global configuration may have
-XX:+UseConcMarkSweepGC

but if you want to try G1GC, you could now do
!-XX:+UseConcMarkSweepGC
-XX:+UseG1GC
Merge pull request #8 from stevenschlansker/unset-jvm-option

Allow unsetting JVM command line arguments in jvm.properties by prepending a !