fixed dead links and long line

src/commonsizes.md

@@ -22,8 +22,10 @@ only the lines that matter excluding stuff like documentation and so on.
 So entries marked with *"x"* mean that they were re-counted using the following
 command (that's a big command):
 
-```
+```sh
-cloc --exclude-lang='make,m4,YAML,SVG,CMake,DTD,Markdown,CSS,Meson,diff,Dockerfile,NAnt script,HTML,TeX,PO File,reStructuredText,vim script,AsciiDoc'
+$ cloc --exclude-lang='make,m4,YAML,SVG,CMake,DTD,Markdown,CSS,\
+Meson,diff,Dockerfile,NAnt script,HTML,TeX,PO File,reStructuredText,\
+vim script,AsciiDoc'
 ```
 
 ## Init systems
@@ -335,3 +337,4 @@ Stuff that doesn't fit any other category (for now)
 | pass        | 2.8K      | x
 
 [1]: https://github.com/boyter/scc
+[2]: https://github.com/AlDanial/cloc