Add quotes around $JAVA

Allows script to run when JAVA_HOME has spaces in it (for instance "/Library/Internet Plug-Ins/JavaAppletPlugin.plugin/Contents/Home" which is common on OSX). Without this change, the error reported by the script is "./scripts/RapidMinerGUI: line 170: /Library/Internet: No such file or directory"
Fixed MaterializeDataInMemory not materializing attributes' annotations
Fixing assertion errors.
Merge pull request #1 from motin/patch-1

Add quotes around $JAVA
Merge pull request #3 from aborg0/fix_ea_errors

Fixing assertion errors.
Merge pull request #2 from MaLoe/master

Fixed MaterializeDataInMemory not materializing attributes' annotations
Update AbstractInputPort.java

Re-adds accidentally deleted assignment of meta data
Merge pull request #6 from rapidminer/master

Update to master