added expanders in automata.data
moved decode() to utils and removed old functions
added expand() function to utils
added code to expand transitions
changed letter expanded to c
removed useless code from lexer.c
changed REACHERS_LIMIT to 256
added code to expand characters
added ; transition
changed lexer to return BLANK_T on error
fixed condition when to return ROOT_T in lexer
modified reader to keep track of cursor position
fixed column_number start value
fixed token value
printed error location
added symbol expander and new transitions
expaned symbols in utils.c
fixed lexer to return correct token value or character causing error
added transitions for OR and AND