lua: fix spell checking, and things and suff
lua: fix spell checking, and things and suff

Thanks to Davorin Učakar <davorin.ucakar at gmail com> for the patch!
BUG: 311414
FIXED-IN: 4.10

hlamer/kate,hlamer/kate,hlamer/kate,cmacq2/kate,cmacq2/kate,jfmcarreira/kate,hlamer/kate,DickJ/kate,hlamer/kate,DickJ/kate,cmacq2/kate,hlamer/kate,jfmcarreira/kate,DickJ/kate,hlamer/kate,sandsmark/kate,sandsmark/kate,sandsmark/kate,hlamer/kate,hlamer/kate,hlamer/kate,DickJ/kate,jfmcarreira/kate,sandsmark/kate