added sootOutput folder to ignore list
added a transformer that removes empty switch statements (i.e. ones without any targets) with its default action, i.e. switch (x) { default: goto l1; } would be replaced by goto l1; This is necessary since empty switch statements are not allowed in dex.
Merge branch 'develop' of github.com:Sable/soot into develop

Conflicts:
	src/soot/toDex/DexPrinter.java
Marked unused test driver as deprecated, see https://github.com/Sable/soot/issues/86
got rid of an unnecessary typecast