formatted the README file (80 chars length limit), reordered
some sections and added the requirements and installation sections
added the MIT license
changed script to only process on command line, removed trailing spaces,
added help text and renamed variable
fixed script filename
reordered the methods
changed results return, only run on the command line
added support to validate formatted phones
added Travis CI setup
removed not supported PHP version
fixed Travis Composer setup
added Travis build status image
missing comma
added required Composer setup for public distribution
renamed constant
normalized names
fixed help message
Merge pull request #1 from eriksencosta/docs

Documentation, licesing, Travis setup and CS changes