Changes from JNode 0.1.10 to JNode 0.2.0

Changes from JNode 0.1.10 to JNode 0.2.0

• Change J2SDK requirement to 5.0
• Added support for most of the 5.0 language features (except annotations)
• Added automatic creation of java.io.tmpdir
• Many classpath patches
• Automatic mounting of the jifs (information) filesystem
• Added kill command
• Sending output from shell commands to file
• Piping between shell commands
• Kill job/command when pressing ctrl+c in the shell