[MRH] Fixed bug in GUI.java
[MRH] Fixed bug in GUI.java

When reading in file, GUI was labeling species as "Reactive" or "Unreactive".  I have switched these keywords to "Reactive-RMG" and "Reactive-User".

rwest/RMG-Java,ReactionMechanismGenerator/RMG-Java,KEHANG/RMG-Java,keceli/RMG-Java,connie/RMG-Java,KEHANG/RMG-Java,keceli/RMG-Java,faribas/RMG-Java,enochd/RMG-Java,connie/RMG-Java,nyee/RMG-Java,enochd/RMG-Java,jwallen/RMG-Java,enochd/RMG-Java,faribas/RMG-Java,jwallen/RMG-Java,ReactionMechanismGenerator/RMG-Java,nyee/RMG-Java,KEHANG/RMG-Java,ReactionMechanismGenerator/RMG-Java,jwallen/RMG-Java,KEHANG/RMG-Java,rwest/RMG-Java,connie/RMG-Java,nyee/RMG-Java,jwallen/RMG-Java,nyee/RMG-Java,faribas/RMG-Java,jwallen/RMG-Java,rwest/RMG-Java,keceli/RMG-Java,KEHANG/RMG-Java,nyee/RMG-Java,faribas/RMG-Java,enochd/RMG-Java,keceli/RMG-Java,connie/RMG-Java,nyee/RMG-Java,rwest/RMG-Java,connie/RMG-Java,ReactionMechanismGenerator/RMG-Java,enochd/RMG-Java,ReactionMechanismGenerator/RMG-Java,keceli/RMG-Java,jwallen/RMG-Java,KEHANG/RMG-Java,rwest/RMG-Java,enochd/RMG-Java,keceli/RMG-Java