* A lot of minor code cleanups and a lot of new JavaDoc
* Added LR0Generator with a small example grammar
 - Therefor changed the ALRGenerators behavior in such a way, that
LRParserStates are now numbered in a deterministic fashion so that its
testable
Merge branch 'parser' of https://github.com/swp-uebersetzerbau-ss13/fuc into parser
Forgot to add LR0GeneratorTest
Merge branch 'master' into parser
Added ComparisonTest, and fixed the following occurring errors:
- Error in production equality -> [equality] != rel
- Created RelationExpressionNode for INEQUAL instead of a
LogicalBinaryExpressionNode
Changes in common
Merge remote-tracking branch 'origin/master' into parser
precommit for master merge
add stubs for astnode interface
struct declaration added
Added .settings/ to .gitignore
changes in ReduceImplTest
fix coverage in record
Merge branch 'parser' of https://github.com/swp-uebersetzerbau-ss13/fuc into parser
add testmatrix
modified for new interfaces
merge from m3_common
Merge branch 'parser' of https://github.com/swp-uebersetzerbau-ss13/fuc into parser
add tests and their constructions etc.
gui remembers last path, adds .prog extension to saved progs