Updated readme
Done till converting regex from infix to postfix form
OR(Union) function working.
intermediate commit
Basic implementation of converting regex to a NFA is working now.
Completed concatenation of all regex into one NFA.
Working but unreadable regex definition
NFA and DFA construction from Regular expressions combined together.
flex included.
almost final
final lexer and beginning of parsing table generation
today's work
ll(1) parse table being generated
parsing table completed in format
temporary commit
factoring in progress
backup
left factoring code complete.
left factoring code corrected
integrated with lexer and parser.
Final working compiler back-end.