Add CMake to documentation.

README.md

@@ -122,9 +122,9 @@ Use tab completion to see all available licenses: `:Licenser <TAB>`
 
 vim-licenser automatically detects your file type and applies the appropriate
 comment style. Supported file types include:
-bash, c, cpp, csharp, css, dart, go, groovy, haskell, html, java, javascript,
-json, kotlin, lua, matlab, perl, php, python, r, ruby, rust, scala, shell, sql,
-swift, typescript, typescriptreact, vim, xml, yaml
+bash, c, cmake, cpp, csharp, css, dart, go, groovy, haskell, html, java,
+javascript, json, kotlin, lua, matlab, perl, php, python, r, ruby, rust, scala,
+shell, sql, swift, typescript, typescriptreact, vim, xml, yaml
 
 For more information, see `:help licenser` after installation.
 

doc/licenser.txt

@@ -58,6 +58,7 @@ vim-licenser supports the following filetypes with appropriate comment styles:
 
     bash          - Shell script
     c             - C language
+    cmake         - CMake Build Script
     cpp           - C++
     csharp        - C#
     css           - Cascading Style Sheets