a token contains a grammar definition, not a symbol
removed finalchar and EOF_TYPE
Merge branch 'master' into fixtokens
removed TokenList
added Typecheck and alias parameter to Token
Merge branch 'master' into fixtokens
deleted old finalchar related code
comments and improvements
added PythonGrammar to load function
added alphabet/lexer test
Merge branch 'master' into fixtokens
Merge branch 'master' into fixtokens
Merge branch 'fixtokens' of 62.212.66.151:repo/pydsl into fixtokens
Merged test_Storage into test_Memory
removed old test
Merge branch 'master' into fixtokens
renamed symbols property to grammar_list
Merge branch 'master' into fixtokens
Merge branch 'fixtokens'
written some tests