split lines, explicitly advised against editing default config files

CONFIGURATION.md

@@ -5,7 +5,9 @@ In the `config/` directory, you will find the following relevant files:
 * `dev.exs`: default additional configuration for `MIX_ENV=dev`
 * `prod.exs`: default additional configuration for `MIX_ENV=prod`
 
-You can overload options in the following files:
+
+Do not modify files in the list above.
+Instead, overload the settings by editing the following files:
 * `dev.secret.exs`: custom additional configuration for `MIX_ENV=dev`
 * `prod.secret.exs`: custom additional configuration for `MIX_ENV=prod`
 
@@ -16,14 +18,16 @@ Modify incoming and outgoing posts.
     config :pleroma, :instance,
       rewrite_policy: Pleroma.Web.ActivityPub.MRF.NoOpPolicy
 
-`rewrite_policy` specifies which MRF policies to apply. It can either be a single policy or a list of policies.
+`rewrite_policy` specifies which MRF policies to apply.
+It can either be a single policy or a list of policies.
 Currently, MRFs availible by default are:
 * `Pleroma.Web.ActivityPub.MRF.NoOpPolicy`
 * `Pleroma.Web.ActivityPub.MRF.DropPolicy`
 * `Pleroma.Web.ActivityPub.MRF.SimplePolicy`
 * `Pleroma.Web.ActivityPub.MRF.RejectNonPublic`
 
-Some policies, such as SimplePolicy and RejectNonPublic, can be additionally configured in their respective sections.
+Some policies, such as SimplePolicy and RejectNonPublic,
+can be additionally configured in their respective sections.
 
 ### NoOpPolicy
 
@@ -31,7 +35,8 @@ Does not modify posts (this is the default `rewrite_policy`)
 
 ### DropPolicy
 
-Drops all posts. It generally does not make sense to use this in production.
+Drops all posts.
+It generally does not make sense to use this in production.
 
 ### SimplePolicy
 
@@ -43,9 +48,12 @@ Restricts the visibility of posts from certain instances.
       federated_timeline_removal: [],
       reject: []
 
-* `media_removal`: posts from these instances will have attachments removed
-* `media_nsfw`: posts from these instances will have attachments marked as nsfw
-* `federated_timeline_removal`: posts from these instances will be marked as unlisted
+* `media_removal`: posts from these instances will have attachments 
+   removed
+* `media_nsfw`: posts from these instances will have attachments marked
+   as nsfw
+* `federated_timeline_removal`: posts from these instances will be 
+   marked as unlisted
 * `reject`: posts from these instances will be dropped
 
 ### RejectNonPublic
@@ -56,5 +64,6 @@ Drops posts with non-public visibility settings.
       allow_followersonly: false,
       allow_direct: false,
 
-* `allow_followersonly`: whether to allow follower-only posts through the filter
+* `allow_followersonly`: whether to allow follower-only posts through
+   the filter
 * `allow_direct`: whether to allow direct messages through the filter