Add libkleo and update gpgmepp
* configure.ac: Add package. * src/inst-libkleo.nsi, src/uninst-libkleo.nsi: New: * src/Makefile.am, src/inst-sections.nsi, packages/packages.current, src/config.nsi.in: Update accordingly. * patches/gpgmepp/0001-Remove-uneccessary-dependency-to-KDEWIN.patch: Removed. Applied upstream. * Makefile.am (EXTRA_DIST): Update accordingly.