Fix for issue https://github.com/bolt/composer-install/issues/7
Fix for issue https://github.com/bolt/composer-install/issues/7

* Take extra options into account for composer bootstrap script.
* Change default values

GDmac/bolt,skript-cc/bolt,GDmac/bolt,skript-cc/bolt,GDmac/bolt,HonzaMikula/bolt,HonzaMikula/bolt,skript-cc/bolt,HonzaMikula/bolt,skript-cc/bolt,HonzaMikula/bolt,GDmac/bolt