Include Xrs in JVM opts
Allow directory selection but lookup core's for default. Add installer image files.
Procrun jvm mode compatible behavior
Add conclusion file. Switch to AfterInstall file editing so Run can be used for starting.
Sync on GuicedServiceManager start/stop/crash.
Semaphore for procrun entry points
Don't minimize if cmd will wait for input. Small amount of output. Stop and uninstall on upgrade/reinstall.
merge nathanlws: Fix Procrun crashing and cosmetic installer tweaks

Merge pull request #927 from nathanlws/sql-layer/more-exe-tweaks
https://github.com/FoundationDB/sql-layer/pull/927