relicense LGPLv2+

cullmann@altair:/local/cullmann/kf5/src/kate> ../kde-dev-scripts/relicensecheck.pl part/schema/kateschemaconfig.h
Need permission for licensing:

- lgplv2+: michalhumpula
michalhumpula (   2 LOC): 51256c99,0c1036e1,dfaae31d

=> OK

cullmann@altair:/local/cullmann/kf5/src/kate> ../kde-dev-scripts/relicensecheck.pl part/schema/kateschemaconfig.cpp
Need permission for licensing:

- lgplv2+: yurchor michalhumpula lueck
  yurchor (   1 LOC): 608f30ed
michalhumpula ( 122 LOC): 51256c99,f014d8b3,c65c26d3,04ff0868,745ef2d4,3c9d0c83,235c88aa,dfaae31d,bf5acc6f,5016261b
    lueck (   2 LOC): e6023c52,0bee3eb2

michalhumpula => OKd

yurchor => 608f30ed "Fix minor typos found by Krazy2", no problem, IMHO

lueck => e6023c52 add i18n() call to make string translatable, BUG:307759, no problem, IMHO
         0bee3eb2 add missing i18n(), no problem, IMHO