refactor(samples/httpaste.it): update config file

samples/httpaste.it/httpaste/config.ini

@@ -1,16 +1,38 @@
-[general]
+[context]
 salt = '&)UxB-_$Lk$m=CB}dw[d85{-ZWR?uUNx'
-paste_id_size = 8
-paste_key_size = 32
-paste_lifetime = 5
-paste_max_lifetime = 1440
-hmac_iterations = 20000
-paste_default_encoding = 'utf-8'
+hmac_iter = 20000
+
+[model.paste]
+default_encoding = 'utf-8'
+id_size = 8
+key_size = 32
+default_lifetime = 5
+default_max_lifetime = 1440
+
+
+[controller.paste]
+default_mime_type = 'text/plain'
+default_linenos = False
+default_syntax = False
+default_formatter = 'terminal256'
+
 
 [backend]
 type = file
+
+[backend.file]
 base_dirname = 'sample_data'
 
+[backend.sqlite]
+path = 'devel/sample.db'
+
+[backend.mysql]
+user = 'example-user'
+password = 'my_cool_secret'
+database = 'httpaste'
+host = '127.0.0.1'
+
+
 [server]
 swagger_ui = False
 bind_address = 'sample.sock'