[UP] Added some comments.
[AD] Added new operators.
[AD] Added operator '+='
[UP] Updated debuger. Add 'Enable Catch' option.
[RF] Removed Token Detail
For two reason:
1. Too ugly.
2. It's work has assigned to Tokenizer and ParsingContext.
[UP] Optimized keyword comparetion work in SBSRules.
[RF] Modified assignment part out of PackBinery for extensibility.