¡NOT COMPILABLE! grammata version 0.1.7.0

CHANGES
- Total reimplementation of the simple symbol table to a environment type, representing the static and dynamic data structure of a program.

TODO
- Reimplement the Expression type, to enable formal default values.
- Split the interpretation in phases such as parse >>= static >>= run.
Update README.md
UNCOMPILABLE grammata version 0.1.7.1

CHANGES
    - Added abstract expression type.
UNCOMPILABLE grammata version 0.1.7.2

CHANGES
    - Extended abstract Expression type.

TODO
    - Use this type.
UNCOMPILABLE grammata version 0.1.7.3

CHANGES
    - General.Expression now exports eval.

TODO
    - Use General.Expression

modified:   grammata.cabal
modified:   src/General/Expression.hs
UNCOMPILABLE grammata version 0.1.7.4

CHANGES
    - updated Parser.y
UNCOMPILABLE grammata version 0.1.7.4

CHANGES
    - entered correct version number
UNCOMPILABLE grammata version 0.1.7.5

CHANGES
    - added more stuff for abstract expression evaluation

TODO
    - modify Parser and AST
UNCOMPILABLE grammata version 0.1.7.6

CHANGED
    - Added general state modifying operations to General.

TODO
    - Refactor module Grammata.
	modified:   src/General.hs
	modified:   src/General/Environment.hs
	modified:   src/General/Execution.hs
	modified:   src/General/Expression.hs
	modified:   src/Grammata/Execution.hs
UNCOMPILABLE grammata version 0.1.7.7

CHANGED
    - Exposed module General, General.Expression, General.Environment and General.Execution
	modified:   grammata.cabal
UNCOMPILABLE grammata version 0.1.7.8

CHANGES
    - Added AST for expressions
    - Parser works again

TODO
    - Conversion from AST to Grammata-action.
	modified:   src/General.hs
	modified:   src/General/Environment.hs
	modified:   src/Grammata.hs
	modified:   src/Grammata/Parser.hs
	modified:   src/Grammata/Parser.y
	modified:   src/Grammata/Parser/AST.hs
UNCOMPILABLE grammata version 0.1.7.9

CHANGES
    - Extended Analysis monad by semantical errors.
	modified:   src/Grammata.hs
	modified:   src/Grammata/Parser.hs
	modified:   src/Grammata/Parser.y
	modified:   src/Grammata/Parser/Analysis.hs
	modified:   src/Grammata/Parser/Lexer.hs
	modified:   src/Grammata/Parser/Lexer.x
UNCOMPILABLE grammata version 0.1.7.10

CHANGED
    - NEARLY finished semantical analysis and interpretation

TODO
    - modify analyzeStatements, that declarations (id est Functions) are also traversed.
	modified:   src/General.hs
	modified:   src/General/Environment.hs
	modified:   src/Grammata.hs
grammata version 0.1.7.11

CHANGES
    - finally runnable
    - now uses tree like symbol table

TODO
    - ADD COMMENTS!!!

	modified:   examples/scopeTest.gr
	modified:   src/General.hs
	modified:   src/General/Environment.hs
	modified:   src/Grammata.hs
	modified:   src/Grammata/Execution.hs
	modified:   src/Main.hs
grammata version 0.1.8.0

CHANGES
    - Added Procedures

TODO
    - Rearrange module structure
    - Unify error message format

	new file:   examples/procTest.gr
	modified:   examples/scopeTest.gr
	modified:   src/General.hs
	modified:   src/Grammata.hs
	modified:   src/Grammata/Execution.hs
	modified:   src/Grammata/Parser.hs
	modified:   src/Grammata/Parser.y
	modified:   src/Grammata/Parser/AST.hs
	modified:   src/Grammata/Parser/Lexer.hs
	modified:   src/Grammata/Parser/Lexer.x