add headers to lk

vim/completion.md

@@ -1,3 +1,7 @@
+---
+title: "completion"
+tags: [ "Documentation", "vim" ]
+---
 
 Complete the word:
 

vim/navigate.md

@@ -1,3 +1,7 @@
+---
+title: "navigate"
+tags: [ "Documentation", "vim" ]
+---
 
 | Move | Command      |
 |:-----|:-------------|

vim/screens.md

@@ -1,3 +1,7 @@
+---
+title: "screens"
+tags: [ "Documentation", "vim" ]
+---
 
 Make a horizontal split with:
 

vim/search.md

@@ -1,3 +1,7 @@
+---
+title: "search"
+tags: [ "Documentation", "vim" ]
+---
 Search and replace the first 'one' found with 'two':
 
 > :%s/one/two/

vim/vim.md

@@ -1,2 +1,6 @@
+---
+title: "vim"
+tags: [ "Documentation", "vim" ]
+---
 Describe what you want, then press as few keys as possible.
 

vim/windows.md

@@ -1,3 +1,7 @@
+---
+title: "windows"
+tags: [ "Documentation", "vim" ]
+---
 
 | Command | Keys |
 |:-----|:----:|