added dur from beginning of cache

conf/logging.properties

src/main/java/kieker/analysis/stage/CacheFilter.java

...ant/methodcallWithPorts/framework/core/ConsumerStage.java

...java/teetime/variant/methodcallWithPorts/stage/Cache.java

...ime/variant/methodcallWithPorts/stage/CountingFilter.java

...e/variant/methodcallWithPorts/stage/ThroughputFilter.java

...ariant/methodcallWithPorts/stage/basic/merger/Merger.java

...ples/traceReconstruction/TraceReconstructionAnalysis.java