Delimit the lines of java classpath by newlines
Actually create javaclasspath.txt if it doesn't exist

...otherwise an exception was caught when trying to textscan with fid ==
-1
Check to make sure the file doesn't exist already
Merge pull request #23 from zacklb/postinstall-fix

Parse the java classpaths with a newline delimiter
Merge pull request #116 from kleinerm/master

Merge post-install fix for Jave setup from zacklb.