add basic files (issue #6)

This version introduces multiple enhancements:

added symfony 2 files and some other files

Details of additions/deletions below:
--------------------------------------------------------------

Added:      LICENSE
Added:      composer.phar
Added:      composer.json
Added:      web/
Added:      src/
Added:      bin/
Added:      app/

Modified:   .gitignore
            -- Added --
                vendor, cache, logs dir and composer.lock

Modified:   README.md
            -- Added --
                License description link