added nginx_log_dir in rubber-nginx.yml to specify log dir of nginx
added rotate_logs task for mongodb to crontab
added rotate_logs task for memcached to crontab
Update nginx and passenger to the latest versions

Also add HTTP_X_QUEUE_START for NewRelic
Upgrade redis to 2.6.11
Merge pull request #310 from romanbsd/update_redis

Upgrade redis from 2.4.18 to 2.6.11.
Merge pull request #309 from romanbsd/update_nginx

Update nginx and passenger to the latest versions
honor host option, add fakeroot option
fix typo fake_root -> fakeroot
Merge pull request #312 from davebenvenuti/config_command_host_and_fakeroot

honor host option, add fakeroot option
Merge pull request #306 from matsu911/mongodb-rotate_logs

added rotate_logs task for mongodb to crontab
Merge pull request #307 from matsu911/memcached-rotate_logs

added rotate_logs task for memcached to crontab
Merge pull request #320 from matsu911/f4ef26f9128aa4dc7a59d4383085bb3ad5eef638

added nginx_log_dir in rubber-nginx.yml
added rotate_logs task for mongodb to crontab
added rotate_logs task for memcached to crontab
Update nginx and passenger to the latest versions

Also add HTTP_X_QUEUE_START for NewRelic
Upgrade redis to 2.6.11
honor host option, add fakeroot option
fix typo fake_root -> fakeroot
Merge branch 'master' of github.com:rubber/rubber