Added .stondel which makes the bot delete stream online messages after the stream goes offline

src/NadekoBot/data/aliases.yml

@@ -518,6 +518,9 @@ streamoffline:
 - streamoffline
 - sto
 - stoff
+streamonlinedelete:
+- streamonlinedelte
+- stondel
 streammessage:
 - streammsg
 - stm

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

@@ -912,6 +912,10 @@ streamoffline:
   desc: "Toggles whether the bot will also notify when added streams go offline."
   args:
     - ""
+streamonlinedelete:
+  desc: "Toggles whether the bot will delete stream online message when the stream goes offline."
+  args:
+    - ""
 streammessage:
   desc: "Sets the message which will show when the stream on the specified index comes online. You can use %user% and %platform% placeholders."
   args:

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

@@ -519,6 +519,8 @@
   "stream_no": "No such stream.",
   "stream_off_enabled": "Stream notifications will now show when a stream goes offline.",
   "stream_off_disabled": "Stream notifications will no longer show when a stream goes offline.",
+  "stream_online_delete_enabled": "Online stream notifications will now be deleted when the stream goes offline.",
+  "stream_online_delete_disabled": "Online stream notifications will no longer be deleted when the stream goes offline.",
   "stream_not_added": "Stream was not added. Either stream doesn't exist, that platform is unsupported, or you've reached the maximum number of streams allowed.",
   "stream_message_reset": "Announcement message for {0} stream has been reset.",
   "stream_message_set": "Announcement message when {0} stream goes online has been set.",