install: remove InteliJ plugin info

per iterative/intellij-dvc#7

content/docs/install/plugins.md

@@ -1,8 +1,8 @@
 # IDE Plugins and Syntax Highlighting
 
 When you add a file or a stage to your pipeline, DVC creates a special
-[DVC-file](/doc/user-guide/dvc-metafile-formats) that contains all the needed
-information to track your data and transformations.
+[DVC-file](/doc/user-guide/dvc-files-and-directories) that contains all the
+needed information to track your data and transformations.
 
 The file itself is in a simple YAML format.
 
@@ -16,15 +16,3 @@ autocmd! BufNewFile,BufRead Dvcfile,*.dvc setfiletype yaml
 ```
 
 to your `~/.vimrc`(to be created if it doesn't exist).
-
-## IntelliJ IDEs
-
-A community member, [@prihoda](https://github.com/prihoda), maintains a plugin
-for IntelliJ IDEs, it offers a more robust integration than just syntax
-highlighting.
-
-You can download the plugin from
-[JetBrains Plugins repository](https://plugins.jetbrains.com/plugin/11368-dvc-support-poc)
-
-For more information, visit the plugin's repository:
-[iterative/intellij-dvc/](https://github.com/iterative/intellij-dvc/)

content/docs/user-guide/dvc-files-and-directories.md

@@ -19,9 +19,6 @@ Both use human-friendly YAML schemas, described below. We encourage you to get
 familiar with them so you may edit them freely, as needed. Both type of files
 should be versioned with Git (for Git-enabled <abbr>repositories</abbr>).
 
-> See the [Syntax Highlighting](/doc/install/plugins) to learn how to enable >
-> the highlighting for your editor.
-
 ## .dvc files
 
 When you add a file or directory to a <abbr>DVC project</abbr> with `dvc add` or