Nicer error messages and better classpath handling
minor installer changes (new default path for Windows)
README -> README.md
Merge pull request #41 from runtimeverification/cleanerClasspath

Cleaner classpath code
Javadoc in javamop package
Javadoc for javamop.util package
Javadoc for javamop.output
Javadoc for javamop.output.combinedaspect
javamop.output.combinedaspect.event javadoc
javamop.output.combinedaspect.event.advice javadoc