Update README.md
added gh-pages as submodule
changes _site
Merge branch 'master' of github.com:Fivell/PHP-DIDWW-API
removed submodule
docs cleaning
change example path
workin with flat list implementation
dosc improvements and fixes
phpdoc improvements
delete old examples
regenerate tests
pstn network fixes
fixes in order
fixes in mappings
balance operation fixes
country and networks fixes
tests restructurization
documentation fixes
Update README.md