rework the manual to remove index with only 1 file

Hello,

we have some part of the manual where we have index with only one file this must be remove and have the text directly when we click on it

https://fusiondirectory-developer-documentation.readthedocs.io/en/1.4/license/index.html

https://fusiondirectory-developer-documentation.readthedocs.io/en/1.4/translate/index.html

changed due date to June 04, 2020

changed milestone to %FusionDirectory 1.4

added PJ2003-0343 label

added 20m of time spent at 2020-06-04

closed

added Changed label

reopened

mentioned in commit 69b0525f

removed due date