Added parser and printer for statemachine.

build.gradle

statemachine/DrAST.cfg

statemachine/build.gradle

statemachine/jastadd_modules

statemachine/src/main/jastadd/Analysis.jrag

statemachine/src/main/jastadd/Printing.jrag

statemachine/src/main/jastadd/StateMachineParser.parser

statemachine/src/main/jastadd/StateMachineScanner.flex

statemachine/src/main/jastadd/StatemachineGen.ast

statemachine/src/main/jastadd/StatemachineGen.jadd

...in/java/de/tudresden/inf/st/statemachine/DrAstRunner.java

...est/java/de/tudresden/inf/st/statemachine/ParserTest.java

statemachine/src/test/resources/machine_one.sm