Removed kohana core source code
Removed unused vendor folder with source code
Remove kohana-database source code
Download kohana using composer
Cleaning up PHP installation
Remove kohana bash profile
Fix PHP phalcon install and quiet PHP installation

Removes about ~2500 lines of output from configuring
and installing PHP
Quiet Nginx installation

Removes a few hundred lines of log output for compiling and
installing nginx
Cleanup fw_get progress
Merge pull request #1278 from hamiltont/fix-kohana

PHP: Dynamically download kohana, fix phalcon, reduce installation log output