edit m3 tests
Changed behavior of the ASTFactory:
- now single statements can be 'add'ed to BranchNodes and LoopNodes
- addLoopNode needs an explicit call to addBlock() just like BranchNodes
+ Disabled superfluous print outs
+ Removed some @Ignore
+ Changed test cases according to changes in ASTFactory.addWhile(...)
+ Completed M3MatricMultTest
Merge branch 'master' into parser
reduceimpltest extended, fix some bugs in reduceimpl
Merge branch 'parser' of https://github.com/swp-uebersetzerbau-ss13/fuc into parser
Made ASTImpl.toString(...) static and used it in ASTComparator
Added
<jvmarg value="-Dfile.encoding=UTF-8"/>
to the junit-class in the run-tests target
Added new parser-test
Working commit: Started refactoring of ReduceImpl - LRParser
Merge branch 'parser' of https://github.com/swp-uebersetzerbau-ss13/fuc
into parser

Conflicts:
	code/parser/src/swp_compiler_ss13/fuc/parser/parser/ReduceImpl.java
	code/parser/test/swp_compiler_ss13/fuc/parser/parser/ReduceImplTest.java
Changed error handling in ReduceImpl and adjusted LRParser accordingly
Merge branch 'parser'