add snap install instructions

- fixes #918

public/static/docs/install/completion.md

@@ -4,8 +4,9 @@ Enjoy working with DVC faster and with fewer typos!
 
 Shell completion is automatically enabled when DVC is installed on MacOS
 [with Homebrew](/doc/install/macos#install-with-brew), or on Linux
-[from **deb** or **rpm** repository](/doc/install/linux#install-from-repository).
-Please follow the instructions below for other DVC installation methods.
+[from **deb** or **rpm** repositories](/doc/install/linux#install-from-repository)
+or via [**snap**](/doc/install/linux#install-with-snap). Please follow the
+instructions below for other DVC installation methods.
 
 ## How it works
 

public/static/docs/install/linux.md

@@ -44,6 +44,21 @@ $ conda install -c conda-forge dvc
 
 > Currently, it supports only Python versions 2.7, 3.6, and 3.7.
 
+## Install with snap
+
+> Requires [snapd](https://snapcraft.io/docs/installing-snapd).
+
+To install the latest stable version of `dvc`:
+
+```dvc
+$ snap install --classic dvc
+```
+
+Add `--edge` to install the latest beta (master) version.
+
+> When connected to the internet, `snap` will automatically look for updates
+> every 6 hours.
+
 ## Install from repository
 
 <details>

public/static/docs/user-guide/contributing/docs.md

@@ -7,17 +7,17 @@ website.
 
 ## Structure of the project
 
-To contribute documentation you need to know these locations:
+To contribute documentation, these are the relevant locations under
+`public/static/`:
 
 - [Content](https://github.com/iterative/dvc.org/tree/master/public/static/docs)
-  (`/docs`): [Markdown](https://guides.github.com/features/mastering-markdown/)
+  (`docs/`): [Markdown](https://guides.github.com/features/mastering-markdown/)
   files of the different pages to render dynamically in the browser.
 - [Images](https://github.com/iterative/dvc.org/tree/master/public/static/img)
-  (`/static/img`): Add new images, gif, svg, etc here. Reference them from the
-  Markdown files like this: `![](/static/img/reproducibility.png)`.
+  (`img/`): Add new images, gif, svg, etc here. Reference them from the Markdown
+  files like this: `![](/static/img/reproducibility.png)`.
 - [Sections](https://github.com/iterative/dvc.org/tree/master/public/static/docs/sidebar.json)
-  (`.../sidebar.json`): Edit it to register a new section for the navigation
-  menu.
+  (`sidebar.json`): Edit it to register a new section for the navigation menu.
 
 Merging the appropriate changes to these files into the master branch is enough
 to update the docs and redeploy the website.