o.c.opibuilder.widgets.edm: Allow widget value to be set by Integer
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