Zip Reader: when extracing files that are located inside a nested directories in the Zip archive, create the directory layout on the file system
PHP: the 'Core' PHP code completion files are now contained inside the PHP.zip and are extracted into ~/.codelite/php-plugin/ on startup
PHP: always add the 'Core' php sources directory to the code completion paths
PHP: fixed: saving a PHP file, caused the php-parser-thread to erase the entire database content (beside the the saved file :P)