Changed verilog file icon image
Updated the dionysus board directory

Now the config file will work with the new build system, there is an
image for using the future build viewer
Added new images for the upcomming builder and msgs
Added a common folder for commonly used scripts
added a xilinx xmsgs parser to be used with a builder
Added unit tester for xmsg model
Added a gui utils folder for commonly used tools
updated the build system to the new xilinx_builder
Fixed a typo Xilnx -> Xilinx
Added \'board\' insert into project dict
changed the constraint editor to ref common tree_model

Go good programming practices!
Added an xmessage viewer
Changed the way items are selected
moved console.py from this directory to the gui_utils

ALl changeds that were made within the ibuilder.py are in response to
this change
Added a signal to emit when an ibuilder project is opened
Added a build_viewer to observe the FPGA build