Ported to maven
Added SLF4J Simple binding
Ported most System.out and System.err to SLF4J
Added convenience constructor to EasyTaintWrapper
Merge branch 'develop' of ssh://github.com/secure-software-engineering/soot-infoflow into develop

Conflicts:
	src/main/java/soot/jimple/infoflow/Infoflow.java
	src/main/java/soot/jimple/infoflow/InfoflowProblem.java
	src/test/java/soot/jimple/infoflow/test/EasyNegativeTestCode.java
	src/test/java/soot/jimple/infoflow/test/MailTest.java
	src/test/java/soot/jimple/infoflow/test/PTSTestCode.java
	src/test/java/soot/jimple/infoflow/test/junit/StringTest.java
	test/soot/jimple/infoflow/test/junit/StringTest.java
	test/soot/jimple/infoflow/test/junit/StringTests.java