added howtos to howto page

docs/manual/howtos/livestream.md

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+How to broadcast live with LibreTime and Butt
+
+This how to is intended for DJs using butt to stream to their LibreTime
+server with an external USB audio card setup to route a mixer and sound.
+
+**Audience**: DJs
+
+Download and install butt from <https://danielnoethen.de/> for your OS.
+
+Note: be sure you have butt version 0.1.17 or newer installed
+
+Open up butt – and click **settings**
+
+Under **Main **under **Server **click **ADD**
+
+****
+
+Type LibreTime (or your station) under Name
+
+Click the radio button next to **IceCast** under Type
+
+Type your stations URL (webpage address) under **Address**:
+
+Type **8002 **under **Port**:
+
+Type your DJ login password under **Password**
+
+Type **/show **under IceCast mountpoint:
+
+Type your dj login under **IceCast user:**
+
+****
+
+Click **ADD**
+
+****
+
+Still in settings
+
+Click **Audio** and select your external sound card under **Audio
+Device**
+
+note: if you only have an internal sound card you maybe able to use it
+but that is OS specific and outside of this tutorial. We are assuming
+you have a mic and mixer or a USB mixer hooked up to or as an external
+soundcard
+
+When its almost your show time
+
+Goto your LibreTime page and look at the time in the top right when your
+show starts go to Butt
+
+Click the white Play button (third button in the middle).
+
+If it says connecting… and then stream time with a counter– congrats
+your are connected.
+
+Go to the LibreTime page and at the top right under Source Streams the
+tab besides Show Source is to the left and Orange – if it is and Current
+shows Live Show you are connected.
+
+If it is gray and to the right click it and it will toggle your show on
+and you will be broadcasting.
+
+Note: whether auto connect is turned on is a station specific setting so
+it could work either way
+
+****
+
+Recording your show
+
+You can record your show under butt by clicking the red circle record
+button on the left.
+
+It will save a mp3 based upon the date and time in your home/user
+directory by default.
+
+Everything should no be working and you can broadcast for your entire
+time slot. If you choose to stop streaming before it is over click the
+white square **Stop **button to disconnect.
+
+Then go to the LibreTime page and if the Show Source didn’t
+automatically disconnect you can click it to the right and it should
+turn gray.
+
+You are now done streaming.
+
+If you have issues connecting check with your system administrator to
+see if you have the details right.