moved logo, and welcome message into files.
moved help, logo etc. into data folder. added comments in main.
addded image for whitespace automata
added automata for symbolic operator
added automata for symbolic operator loop version
added automata for parentheses
added automata for number
added automata for indentifier
added automata for identifier (left version)
added final automata used to split string into tokens
added comments for printFile
updated comments
Merge branch 'master' of https://github.com/sssf/Abacus