irc: unpublish some pages, remove OTR on irc.markdown

pages/irc/bot.markdown

@@ -5,6 +5,7 @@ permalink: /irc/bot.html
 sitemap: true
 excerpt: "A little about my IRC bot. Useful links, why it doesn't reply to me, how to make it recognize me, what does it actually do?"
 redirect_from: /bot.html
+published: false
 ---
 
 *Please read also [rules of my channels.](https://mikaela.info/channel.html)*

pages/irc/channel.fi.markdown

@@ -7,6 +7,7 @@ excerpt: "IRC-kanavieni säännöt. Lyhyesti: Käytä maalaisjärkeä, ole kiva,
 redirect_from: 
   - /kanava.html
   - /channel.fi.html
+published: false
 ---
 
 **[In English](channel.html)**

pages/irc/channel.markdown

@@ -8,6 +8,7 @@ redirect_from:
   - /channel.html
   - /channel.en.html
   - /irc/channel.en.html
+published: false
 ---
 
 **[Suomeksi](channel.fi.html)**

pages/irc/irc.markdown

@@ -11,12 +11,9 @@ I am on multiple IRC networks and finding me on those should be easy as
 `/whois Mikaela Mikaela`. I also recommend checking
 `/msg NickServ info Mikaela`.
 
-*To verify that you are talking to me, I encourage you to check
-[my OTR key] which will also verify my identity even if I was using
-different nick which is possible depending on network.*
-
-[my OTR key]: ../keys
-
+I haven't been supporting OTR snce migrating to [TheLounge](https://thelounge.chat/),
+so IRC doesn't offer anything integrated for recognising me, but you can be
+sure that I am [on the networks I mention on the discuss page](/discuss/).
 
 ### IRC-related posts
 

pages/irc/znc.markdown

@@ -5,6 +5,7 @@ permalink: /irc/znc.html
 excerpt: "WIP - details on ZNC on my VPS"
 sitemap: true
 redirect_from: /znc.html
+published: false
 ---
 
 ## ZNC