fixed broken cubrid tests

fixed expected quoting
added cubrid dbms to travis-ci

copied from
https://github.com/CUBRID/node-cubrid/blob/056e734ce36bb3fd25f100c983beb3947e899c1c/.travis.yml
made travis phpunit verbose to see why cubrid tests are skipped
added pecl install pdo_cubrid to travis.yml
added cubrid_pdo to travis
added travis README from yii 1.1
added memcache and apc to travis
tagged tests with @group tags
added apc,redis and memcache(d) to travis
fixed typo in apc install script
simplified memcache installation on travis
Fixes #876.