Remove leading -J from .sbtopts lines
Remove leading -J from .sbtopts lines

The windows batch script for sbt does not strip -J from lines in the
.sbtopts file, which can cause sbt to fail to run since they end up
getting passed in as unknown vm arguments.

sbt/sbt,xuwei-k/xsbt,sbt/sbt,mdedetrich/sbt,xuwei-k/xsbt,mdedetrich/sbt,sbt/sbt,mdedetrich/sbt,sbt/sbt-launcher-package,mdedetrich/sbt,mdedetrich/sbt,sbt/sbt,xuwei-k/xsbt,xuwei-k/xsbt,sbt/sbt,xuwei-k/xsbt,sbt/sbt,sbt/sbt,mdedetrich/sbt,sbt/sbt-launcher-package,mdedetrich/sbt