solved some warnings

src/main/java/teetime/framework/AbstractPort.java

src/main/java/teetime/stage/InputPortSizePrinter.java

src/main/java/teetime/stage/basic/AbstractTrigger.java

src/main/java/teetime/stage/string/Tokenizer.java

...a/teetime/util/framework/concurrent/SignalingCounter.java

src/test/java/teetime/framework/pipe/UnsynchedPipeTest.java

src/test/java/teetime/stage/io/PrinterTest.java

...skfarm/monitoring/extraction/ExtractionTestInputPort.java