mfile_encoding: Add to officially documented functions. * libinterp/corefcn/input.cc (Fmfile_encoding): Rename from "F__mfile_encoding__". Add documentation. Add alias with the former name. * doc/interpreter/func.txi: Add documentation for function to manual. * doc/interpreter/basics.txi, libgui/src/main-window.cc (main_window::update_default_encoding), scripts/pkg/private/install.m (extract_pkg), scripts/testfun/__run_test_suite__.m, test/file-encoding/file-encoding.tst: Adapt for changed function name.

Name: @PACKAGE_NAME@
Description: C++ interface to GNU Octave underlying library.
URL: https://www.octave.org
Version: @PACKAGE_VERSION@
Requires:
Requires.private:
Libs: -L@octlibdir@ @LIBOCTAVE@
Libs.private: @LIBOCTAVE_LINK_DEPS@
Cflags: -I@octincludedir@/..