Made changes to script to better support 10.6.x, as 10.6.x was not able to

Made changes to script to better support 10.6.x, as 10.6.x's defaults
command was not able to write to
/System/Library/CoreServices/CoreTypes.bundle/Contents/Resources/XProtec
t.meta.plist as an absolute path. Updated to use "/usr/bin/defaults
write
/System/Library/CoreServices/CoreTypes.bundle/Contents/Resources/XProtec
t.meta JavaWebComponentVersionMinimum -string "$CURRENT_JAVA_6_BUILD" "