server_user
-----------
Renamed: rcft_config -> config
Renamed: rcft_utils -> utils
Upd: several files: replaced all occurences of rcft_utils and rcft_config with the new names
Upd: config: Is now singleton. No function constructor anymore. You can only load once. See docs.
Unit: config: Updated due to the changes in the module
Upd: package.json: Removed Nodemailer, Added mandrill-api
Upd: server: Replaced the old config code with the new one.
Del: Useless test files