Added devices .java models
Added initial values to Fragments
Frame created for AG33220a and HP33120a
Added bidirect comm support for HP54062b and HP34401a
Added a receiver decider and type of message const
Added communication support for AG33220A
Added communication support to HP33120a
Added communication support to HP34401A
Added communication support to HP54602B
Added charting library
Added support to draw hp54602b traces