o.c.opibuilder.widgets.edm: Added tycho build files for Edm Widgets
o.c.opibuilder.widgets.edm: Allow PV_VALUE property to change which symbol frame is shown
o.c.opibuilder.widgets.edm: Require new version of SWT Library from Luna
o.c.opibuilder.widgets.edm: Prevented erroneous drawing calls from creating exceptions
o.c.opibuilder.widgets.edm: Removed references to symbol_number
o.c.opibuilder.widgets.edm: Added invalid alarm handling to EDM symbol widget