global: Remove various obsolete plugin section usage

Author: sirainen

docs/core/config/auth/master_users.md

@@ -71,10 +71,10 @@ The options for handling this are:
    You can create a `default ACL`, that applies to all mailboxes. See example
    below.
 
-2. Set `plugin { acl_user=%{user} }`. This preserves the master_user for other
+2. Set [[setting,acl_user,%{user}]]. This preserves the master_user for other
    purposes (e.g. `%{master_user}` variable).
 
-3. Set `plugin { master_user=%{user} }`. This fully hides that master user login is
+3. Change userdb to return `userdb_fields { master_user=%{user} }`. This fully hides that master user login is
    being used.
 
 Example configuration:

docs/core/config/auth/userdb.md

@@ -203,8 +203,7 @@ helpful to know how Dovecot internally passes them:
 
 1. First all actual settings are first read into memory.
 2. Next all the extra fields returned by `userdb` lookup are used to override
-   the settings. Any unknown setting is placed into the plugin {} section
-   (e.g. `foo=bar` will be parsed as if it were `plugin { foo=bar }`).
+   the settings.
 3. Last, if [[link,post_login_scripting]] is used, it may modify the
    settings.
 

docs/core/design/mail_user.md

@@ -22,9 +22,6 @@ directly. Some of the most useful things you can do with a user are:
 - `mail_user_home_expand()` expands `~/` at the beginning of given
    path to user's actual home directory.
 
-- `mail_user_plugin_getenv()` returns value for a setting defined in
-  `plugin {}` section.
-
 Typically each new IMAP/POP3/etc. connection creates a single mail user.
 If the same process handles multiple connections for the same user, they
 don't share the same mail_user (especially since each mail_user has a

docs/core/plugins/fts.md

@@ -287,9 +287,9 @@ They are configured through [[setting,language_filters]].
 Example:
 
 ```
-plugin {
-  language_filters = normalizer-icu snowball stopwords
-  language_filters_en = lowercase snowball english-possessive stopwords
+language_filters = normalizer-icu snowball stopwords
+language en {
+  language_filters = lowercase snowball english-possessive stopwords
 }
 ```
 

docs/core/plugins/lazy_expunge.md

@@ -73,10 +73,6 @@ acl_driver = vfile
 # Move messages to an .EXPUNGED mailbox
 lazy_expunge_mailbox = .EXPUNGED
 
-plugin {
-  # Define ACL so that user cannot list the .EXPUNGED mailbox
-  acl = vfile:/etc/dovecot/dovecot.acl
-}
 mailbox .EXPUNGED {
   # Expunged messages most likely don't want to be included in quota:
   quota_ignore = yes

docs/core/plugins/push_notification_lua.md

@@ -195,9 +195,11 @@ end
 ```lua:line-numbers
 -- To use:
 --
--- plugin {
---   push_notification_driver = lua:file=/home/example/empty.lua
---   push_lua_url = http://push.notification.server/handler
+-- push_notification lua {
+--   lua_file = /home/example/empty.lua
+--   lua_settings {
+--     push_lua_url = http://push.notification.server/handler
+--   }
 -- }
 --
 -- server is sent a POST message to given url with parameters

docs/core/plugins/quota.md

@@ -277,9 +277,7 @@ See [[setting,quota_exceeded_message]].
 Example:
 
 ```[dovecot.conf]
-plugin {
-  quota_exceeded_message = Quota exceeded, please go to http://www.example.com/over_quota_help for instructions on how to fix this.
-}
+quota_exceeded_message = Quota exceeded, please go to http://www.example.com/over_quota_help for instructions on how to fix this.
 ```
 ## Quota Drivers
 

docs/howto/virtual/simple_install.md

@@ -174,8 +174,7 @@ protocol imap {
   }
 }
 
-plugin {
-  quota = maildir
+quota User {
 }
 ```