French translation: fix some errors and ortho (#513)

_TarkFrench

2019-10-26 c41f6509cf2758945fbc0810ff9d7ab0fc077228

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name = technic
depends = default, pipeworks, technic_worldgen, basic_materials
optional_depends = bucket, screwdriver, mesecons, mesecons_mvps, digilines, digiline_remote, intllib, unified_inventory, vector_extras, dye