Transfer the NixOS "kdeinit-extra_libs" patch for kinit as of
2018-02-17.
* gnu/packages/patches/kinit-kdeinit-extra_libs.patch: New filee.
* gnu/local.mk (dist_patch_DATA): Add it.
* gnu/packages/kde-frameworks.scm (kinit)[source]: Use it.
<patch-paths>: New phase.
[inputs]: Add kparts, plasma-framework.