update install / backup documentation

docs/install/configuration.md

@@ -16,22 +16,8 @@ The configuration file shoud be a `.json` or a `.js` file and could be specified
 1. TOC
 {:toc}
 
-- ### Title
-The title will be in rss feed, in html head and in emails:
-
-`"title": "Gancio"`
-
-![title](../assets/title.png)
-
-- ### Description
-`"description": "a shared agenda for local communities"`
-
-- ### BaseURL
-URL where your site will be accessible (include http or https):  
-`"baseurl": "https://gancio.cisti.org"`
-
 - ### Server
-This probably support unix socket too :D
+This probably support unix socket too
 
 ```json
 "server": {
@@ -52,31 +38,6 @@ DB configuration, look [here](https://sequelize.org/master/class/lib/sequelize.j
 Where to save images
 `"upload_path": "./uploads"`
 
-- ### SMTP
-SMTP configuration.
-Gancio should send emails at following events:
-- the admin should receive emails of anon event (if enabled) to confirm them.
-- the admin should receive emails of registration request (if enabled) to confirm them.
-- an user should receive an email of registration requested.
-- an user should receive an email of confirmed registration.
-- an user should receive a confirmation email when subscribed directly by admin.
-
-```json
-"smtp": {
-    "auth": {
-      "user": "",
-      "pass": ""
-    },
-    "secure": true,
-    "host": ""
-  }
-```
-
-- ### Admin_email
-Email of administrator. Note that email from gancio comes from this email and that
-the SMTP configuration above should allow to use this address as from.
-
-
 - ### User locale
 Probably you want to modify some text for your specific community, that's
 why we thought the `user_locale` configuration: you can specify your version of
@@ -96,34 +57,7 @@ and then point the `user_locale` configuration to that directory:
 "user_locale": "/opt/gancio/user_locale"
 ```  
 Watch [here](https://framagit.org/les/gancio/tree/master/locales) for a
-list of strings you can override.  
-<small>:warning: Note that a restart is needed when you change
-user_locale's content.</small>
+list of strings you can override.
 
-
-## Default settings
-```json
-{
-  "title": "Gancio",
-  "description": "A shared agenda for local communities",
-  "baseurl": "http://localhost:13120",
-  "server": {
-    "host": "127.0.0.1",
-    "port": 13120
-  },
-  "db": {
-    "dialect": "sqlite",
-    "storage": "./db.sqlite"
-  },
-  "upload_path": "./",
-  "smtp": {
-    "auth": {
-      "user": "",
-      "pass": ""
-    },
-    "secure": true,
-    "host": ""
-  },
-  "admin_email": "",
-}
-```
+> warning "Restart needed"
+> Note that a restart is needed when you change user_locale's content.