Rename plugin

	modified:   features/net.sf.e4ftrace.feature/feature.xml
	renamed:    plugins/net.sf.e4ftrace.dao.ftrace.schedswitch/.classpath -> plugins/net.sf.e4ftrace.dao.ftrace.sched/.classpath
	renamed:    plugins/net.sf.e4ftrace.dao.ftrace.schedswitch/.project -> plugins/net.sf.e4ftrace.dao.ftrace.sched/.project
	renamed:    plugins/net.sf.e4ftrace.dao.ftrace.schedswitch/.settings/org.eclipse.jdt.core.prefs -> plugins/net.sf.e4ftrace.dao.ftrace.sched/.settings/org.eclipse.jdt.core.prefs
	renamed:    plugins/net.sf.e4ftrace.dao.ftrace.schedswitch/META-INF/MANIFEST.MF -> plugins/net.sf.e4ftrace.dao.ftrace.sched/META-INF/MANIFEST.MF
	renamed:    plugins/net.sf.e4ftrace.dao.ftrace.schedswitch/build.properties -> plugins/net.sf.e4ftrace.dao.ftrace.sched/build.properties
	renamed:    plugins/net.sf.e4ftrace.dao.ftrace.schedswitch/plugin.xml -> plugins/net.sf.e4ftrace.dao.ftrace.sched/plugin.xml
	renamed:    plugins/net.sf.e4ftrace.dao.ftrace.schedswitch/src/net/sf/e4ftrace/dao/ftrace/schedswitch/SchedSwitchDataAdaptor.java -> plugins/net.sf.e4ftrace.dao.ftrace.sched/src/net/sf/e4ftrace/dao/ftrace/sched/SchedSwitchDataAdaptor.java
Add cache support

	modified:   plugins/net.sf.e4ftrace.core/META-INF/MANIFEST.MF
	new file:   plugins/net.sf.e4ftrace.core/src/net/sf/e4ftrace/core/model/IEvent.java
	new file:   plugins/net.sf.e4ftrace.core/src/net/sf/e4ftrace/core/model/ITrace.java
	modified:   plugins/net.sf.e4ftrace.core/src/net/sf/e4ftrace/core/model/TraceBiMap.java
	new file:   plugins/net.sf.e4ftrace.core/src/net/sf/e4ftrace/core/model/impl/Event.java
	new file:   plugins/net.sf.e4ftrace.core/src/net/sf/e4ftrace/core/model/impl/Trace.java
	new file:   plugins/net.sf.e4ftrace.dao.ftrace.sched/src/net/sf/e4ftrace/dao/ftrace/sched/Grep.java
	modified:   plugins/net.sf.e4ftrace.dao.ftrace.sched/src/net/sf/e4ftrace/dao/ftrace/sched/SchedSwitchDataAdaptor.java
	new file:   plugins/net.sf.e4ftrace.dao.ftrace.sched/src/net/sf/e4ftrace/dao/ftrace/sched/cache/SchedSwitchCache.java
	new file:   plugins/net.sf.e4ftrace.dao.ftrace.sched/src/net/sf/e4ftrace/dao/ftrace/sched/loader/SchedSwitchLoader.java
Add some test codes

	modified:   plugins/net.sf.e4ftrace.dao.ftrace.sched/src/net/sf/e4ftrace/dao/ftrace/sched/Grep.java
	modified:   plugins/net.sf.e4ftrace.dao.ftrace.sched/src/net/sf/e4ftrace/dao/ftrace/sched/SchedSwitchDataAdaptor.java
	modified:   plugins/net.sf.e4ftrace.dao.ftrace.sched/src/net/sf/e4ftrace/dao/ftrace/sched/loader/SchedSwitchLoader.java
Add pagetable test

	modified:   plugins/net.sf.e4ftrace.dao.ftrace.sched/src/net/sf/e4ftrace/dao/ftrace/sched/SchedSwitchDataAdaptor.java
	modified:   plugins/net.sf.e4ftrace.test/META-INF/MANIFEST.MF
	new file:   plugins/net.sf.e4ftrace.test/src/net/sf/e4ftrace/test/io/NioReadLineTest.java
	renamed:    plugins/net.sf.e4ftrace.dao.ftrace.sched/src/net/sf/e4ftrace/dao/ftrace/sched/Grep.java -> plugins/net.sf.e4ftrace.test/src/net/sf/e4ftrace/test/util/Grep.java