Fix stderr redirect shell syntax
Fix stderr redirect shell syntax

To prevent the following error (MacOS X 10.7):

./sbt: command substitution: line 222: syntax error near unexpected token `&'
./sbt: command substitution: line 222: `java -version |& grep version'

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