Port latest installation doc changes to eex

web/templates/doc/installation.html.md

@@ -1,13 +1,34 @@
 # Installation
 
-## Python package
+There are several ways to get asciinema recorder:
+
+- [Installing via Pip](#installing-via-pip)
+- [Installing on Linux](#installing-on-linux)
+- [Installing on Linux as snap](#installing-on-linux-as-snap) (universal Linux package)
+- [Installing on macOS](#installing-on-macos)
+- [Installing on FreeBSD](#installing-on-freebsd)
+- [Installing on OpenBSD](#installing-on-openbsd)
+- [Running in Docker container](#running-in-docker-container)
+- [Running from source](#running-from-source)
+
+If you use other operating system and you can build a native package for it then
+don't hesitate, do it and let us know. We have [Github
+issue](https://github.com/asciinema/asciinema/issues/116) where we track new
+releases and packaging progress.
+
+## Installing via Pip
+{: #installing-via-pip}
 
 asciinema is available on [PyPI](https://pypi.python.org/pypi/asciinema) and can
 be installed with pip (Python 3 required):
 
     sudo pip3 install asciinema
 
-## Native packages
+This is the universal installation method for all operating systems, which
+always provides the latest version.
+
+## Installing on Linux
+{: #installing-on-linux}
 
 ### Arch Linux
 
@@ -27,41 +48,17 @@ For Fedora >= 22:
 
     sudo dnf install asciinema
 
-### FreeBSD
-
-Ports:
-
-    cd /usr/ports/textproc/asciinema && make install
-
-Packages:
-
-    pkg install asciinema
-
 ### Gentoo Linux
 
     emerge -av asciinema
 
 ### NixOS / Nix
 
-    nix-env -i go1.4-asciinema
+    nix-env -i asciinema
 
-### OpenBSD
+### openSUSE
 
-    pkg_add asciinema
+    zypper in asciinema
-
-### OS X
-
-Homebrew:
-
-    brew update && brew install asciinema
-
-MacPorts:
-
-    sudo port selfupdate && sudo port install asciinema
-
-Nix:
-
-    nix-env -i go1.4-asciinema
 
 ### Ubuntu
 
@@ -69,15 +66,65 @@ Nix:
     sudo apt-get update
     sudo apt-get install asciinema
 
-### No package for your operating system?
+## Installing on Linux as snap
+{: #installing-on-linux-as-snap}
 
-If you use other operating system and you can build a native package
+Install asciinema in seconds on [Ubuntu and other snap supported Linux distributions](https://snapcraft.io/docs/core/install) with:
-for it then don't hesitate, do it and let us know.
 
-## Running latest version from master
+    snap install asciinema --classic
+
+Installing a snap is very quick. Snaps contain all necessary dependencies required to run. The snap will get automatically updated when a new version is pushed to the store.
+
+## Installing on macOS
+{: #installing-on-macos}
+
+### Homebrew
+
+    brew install asciinema
+
+### MacPorts
+
+    sudo port selfupdate && sudo port install asciinema
+
+### Nix
+
+    nix-env -i asciinema
+
+## Installing on FreeBSD
+{: #installing-on-freebsd}
+
+### Ports
+
+    cd /usr/ports/textproc/asciinema && make install
+
+### Packages
+
+    pkg install asciinema
+
+## Installing on OpenBSD
+{: #installing-on-openbsd}
+
+    pkg_add asciinema
+
+## Running in Docker container
+{: #running-in-docker-container}
+
+asciinema Docker image is based on Ubuntu 16.04 and has the latest version of
+asciinema recorder pre-installed.
+
+    docker pull asciinema/asciinema
+
+When running it don't forget to allocate a pseudo-TTY (`-t`), keep STDIN open
+(`-i`) and mount config directory volume (`-v`):
+
+    docker run --rm -ti -v "$HOME/.config/asciinema":/root/.config/asciinema asciinema/asciinema
+
+## Running from source
+{: #running-from-source}
 
 If none of the above works for you (or you want to help with development) just
-clone the repo and run asciinema straight from the checkout:
+clone the repo and run latest version of asciinema straight from the master
+branch:
 
     git clone https://github.com/asciinema/asciinema.git
     cd asciinema

web/templates/doc/quick_install.html.eex

@@ -2,7 +2,7 @@
   Install asciinema with:
 </p>
 
-<pre><code>brew update && brew install asciinema</code></pre>
+<pre><code>brew install asciinema</code></pre>
 
 <p>
   See other <a href="<%= doc_path(@conn, :show, :installation) %>">installation options</a>.