Merge pull request #1316 from PseudoNerd/doc-update

Added a reference to dvc cache dir in shared-development-server page

content/docs/command-reference/cache/dir.md

@@ -20,8 +20,8 @@ Helper to set the `cache.dir` configuration option. (See
 [cache directory](/doc/user-guide/dvc-files-and-directories#structure-of-cache-directory).)
 Unlike doing so with `dvc config cache`, this command transform paths (`value`)
 that are provided relative to the current working directory into paths
-**relative to the config file location**. They are required in the latter form
-for the config file.
+**relative to the config file location**. However, if the `value` provided is an
+absolute path, then it's preserved as it is.
 
 ## Options
 

content/docs/use-cases/shared-development-server.md

@@ -52,7 +52,7 @@ Tell DVC to use the directory we've set up above as the <abbr>cache</abbr> for
 your <abbr>project</abbr>:
 
 ```dvc
-$ dvc config cache.dir /home/shared/dvc-cache
+$ dvc cache dir /home/shared/dvc-cache
 ```
 
 And tell DVC to set group permissions on newly created or downloaded cache
@@ -62,7 +62,7 @@ files:
 $ dvc config cache.shared group
 ```
 
-> See `dvc config cache` for more information on these config options.
+> See `dvc cache dir` and `dvc config cache` for more information.
 
 If you're using Git, commit changes to your project's config file (`.dvc/config`
 by default):