Declaring singleton on service

	modified:   plugins/net.sf.e4ftrace.dao.ftrace.sched/src/net/sf/e4ftrace/dao/ftrace/sched/SchedSwitchDataAdaptor.java
	modified:   plugins/net.sf.e4ftrace.service/src/net/sf/e4ftrace/service/impl/TraceService.java
Add color support

	modified:   plugins/net.sf.e4ftrace.ui/src/net/sf/e4ftrace/ui/model/TraceModelImplFactory.java
	modified:   plugins/net.sf.e4ftrace.ui/src/net/sf/e4ftrace/ui/provider/TsfImplProvider.java