OS X compatible line-ending stripping
OS X compatible line-ending stripping

BSD sed interprets sed 's/\r//' as "replace the literal letter r". A more compatible approach delegates the interpretation of this sequence to bash.

Fixes #186
mdedetrich/sbt,xuwei-k/xsbt,sbt/sbt-launcher-package,xuwei-k/xsbt,mdedetrich/sbt,sbt/sbt,sbt/sbt,xuwei-k/xsbt,sbt/sbt-launcher-package,sbt/sbt,xuwei-k/xsbt,sbt/sbt,sbt/sbt,sbt/sbt,mdedetrich/sbt,mdedetrich/sbt,xuwei-k/xsbt,sbt/sbt,mdedetrich/sbt,mdedetrich/sbt,mdedetrich/sbt