1/ English - To correct : consist in fill*ing* and optionally return*ing*

2/ English - To correct (in examples part) : 

check that the namespa*ce* exists in the file 2. The code will work-s- whatever the loading file order is (between file 1 and 2)

3/ English - To correct : This function-s-

4/ English - To correct : This method-s-

5/ French - To correct : langag-u-e

6 / French - To correct : les cas d'erreur ne génère*nt* pas 

7/ French - To correct : Ex*é*cute.

Be careful, this mistake is present several times in different functions. 

8/ French - To correct : ne génère*nt* pas

9/ French - To correct : several times utilsez instead of utilisez