Add plugin for modern Zend\Db, bump version and update license link

Update time calculation to use $_SERVER['REQUEST_TIME_FLOAT'] (PHP 5.4+)

Update readme

Merge pull request #25 from brownoxford/add-composer-include-path

Add library directory to include path in composer

Composer support

Tagging release 1.5.4

Ugh, collapsed panel fix to a tagged release...

Tagging RC1 of v1.5

- Tagging release 1.4.1