Solve or mute last few ShellCheck issues

src/include/build.sh

     # Add meat to all skeletons
     #
     local srcpath   # each source path
-    find -type f -name '*.skel' \
+    find . -type f -name '*.skel' \
      | while read -r srcpath; do
            _build1 "$srcpath"
        done

src/include/mkit.sh

     # Check for ini file and some variables
     #
     $MKIT_DRY && MKIT_DEBUG=true
+    #shellcheck disable=SC2034
     MKIT_PROJ_PKGNAME=$(ini 1value "project:pkgname")
     test -f "$MKIT_INI" || die "cannot find mkit.ini: $MKIT_INI"
     _chkiniversion

src/include/vars.sh.skel

 #!/bin/bash
+#shellcheck disable=SC2034
 # MKit - simple install helper
 # See LICENSE file for copyright and license details.