Remove 2003fc and related classes

loci-plugins:
· libraries.txt: Update to use OMEModelObject in place of OMEXMLNode
· LibraryChecker: Update to use OMEModelObject in place of OMEXMLNode

ome-xml: Remove the following:
· CustomNode.java
· DOMUtil.java
· OMEXMLFactory.java
· OMEXMLNode.java
· r2003fc/*

scifio:
· OMEXMLReader: Remove OMEXMLNode check
· AbstractOMEXMLMetadata: Remove 2003fc dependencies
· Remove OmeisException
· Remove OmeisImporter
· OMEXMLService: createOMEXMLRoot returns OME rather than Object
· OMEXMLServiceImpl: Add LATEST_VERSION from OMEXMLFactory
· MetadataTools: createOMEXMLRoot returns OME rather than Object

xsd-fu:
· Remove Class.template
· Remove SPW.template