Deleted 12.temporary_ins/10.electrostatics-vacuum/40.gauss-theorem-applications/20.cylindrical-charge-distributions/20.gauss-integral/.gitkeep, 12.temporary_ins/10.electrostatics-vacuum/40.gauss-theorem-applications/20.cylindrical-charge-distributions/.gitkeep files

Deleted 12.temporary_ins/10.electrostatics-vacuum/40.gauss-theorem-applications/20.cylindrical-charge-distributions/20.gauss-integral/overview/.gitkeep

Deleted 12.temporary_ins/07.geometry-coordinates-prop2/40.n4/10.main/textbook.en.fr