update inluded php-db to version 1.7.14
add DB DSN options
update php-db, make some changes to original php-db to include only from inside playSMS, not the global one
Merge pull request #131 from dvoryanchikov/master

Russian translation
update lang, changelog, readme and version.php
fix #129 remove smsc=default, kannel gateway, users might miss this when debugging
fix #119 missing phonebook edit