(feat) added railroad diagrams js and css
(feat) added regexToRailroad js file
(refactor) cleaned up regexToRailroad
(doc) added commnts to regexToRailroad file
(fix) regexToRailroad calls .format() before returning Diagram
Merge pull request #17 from darkstar21/develop

Adds railroad diagrams and regexToRailroad conversion
Added stylus
adds scripts to package.json, .gitignores npm-debug.log
(add) adds in Shan's index and styles, incorporates stylus
(refactor) replaces multiple controllers with one, converts old controllers to directives, renames files
(add) adds railroad stub html, structure of  factory to create railroad
Merge pull request #18 from TessMyers/develop

adds railroad diagram files, converts controllers to directives, makes index pretty
Fixes merge conflict
Merge pull request #19 from shanswami/develop

Fixes merge conflicts in Develop and Package.json
(fix) handles {1,1} and {0,0} appropriately
(fix) regexToRailroad handles ranges now
minor edits to styles, .gitignore compiled CSS
(add) user input box takes in regex and displays the result of the match on the test string
Merge pull request #20 from darkstar21/develop

Fixes minor issues with regexToRailroad code
reorder package.json to fix merge conflict