Merge pull request #1 from l-sora/master

Updating main to convert regex in infix format to nfa to dfa and compare...
Changed to a different test case which does not raise an exception
Merge pull request #2 from l-sora/master

added condition to verify if a transition is known before throwing an ex...
Moved the function 'build_dfa' to file regex_to_nfa.py. To gather all functions
related to automatas in a single file and also to simplify the tests to avoid
cluttering them with a lot of import statements.
Added more test cases for the regex_to_nfa module.
Added documentation and refactored some parts of the code
Adding equRE.txt

Equivalent RE for testing
Merge pull request #3 from abalvane/master

Adding equRE.txt
Added more test cases based on the regular expressions provided by Alfonso.
Added gui interface version 0.1
Merge pull request #4 from omar-ocampo/foocampo

Added gui interface version 0.1
Rename callback from command to compare.
Added more messages for better debugging and interpretation of messages.
Changed the number of row and column to be configured.
Merge pull request #5 from elfus/development

Rename callback from command to compare.
Fix for infinite loop