add: notify, minesweeper, migrations

dev: renames, refactors
change: remind optimized wait

src/NadekoBot/data/strings/commands/commands.en-US.yml

@@ -4830,4 +4830,27 @@ xplevelset:
     - level:
         desc: "The level to set the user to."
     - user:
-        desc: "The user to set the level of."
+        desc: "The user to set the level of."
+temprole:
+  desc: |-
+    Grants a user a temporary role for the specified number of time.
+    The role must exist and be lower in the role hierarchy than your highest role.
+  ex:
+    - '15m @User Jail'
+    - '7d @Newbie Trial Member'
+  params:
+    - days:
+        desc: "The time after which the role is automatically removed."
+    - user:
+        desc: "The user to give the role to."
+    - role:
+        desc: "The role to give to the user."
+minesweeper:
+  desc: |-
+    Creates a spoiler-based minesweeper mini game.
+    You may specify the number of mines.
+  ex:
+    - '15'
+  params:
+    - mines:
+        desc: "The number of mines to create."

src/NadekoBot/data/strings/responses/responses.en-US.json

@@ -1142,5 +1142,9 @@
   "server_color_set": "Successfully set a new server color.",
   "lasts_until": "Lasts Until",
   "winners_count": "Winners",
-  "level_set": "Level of user {0} set to {1} on this server."
+  "level_set": "Level of user {0} set to {1} on this server.",
+  "temp_role_added": "User {0} has been given {1} role temporarily. The role expires {2}",
+  "user_afk": "User {0} is AFK.",
+  "notify_on":"Notification message will be sent on this channel when {0} event triggers.", 
+  "notify_off":"Notification message will no longer be sent when {0} event triggers."
 }