Add JS docs to the ModuleMenu.js
some methods in ModuleMenu.js needs little description and variable renamese to be more readable.
[CLEANUP] Code cleanup in ModuleMenu.js
Adds some JS doc and renames few properties to make code more readable.
Tested-by: TYPO3com <firstname.lastname@example.org>
Reviewed-by: Markus Klein <email@example.com>
Tested-by: Markus Klein <firstname.lastname@example.org>
Reviewed-by: Sebastian Fischer <email@example.com>
Reviewed-by: Benni Mack <firstname.lastname@example.org>
Tested-by: Benni Mack <email@example.com>