patch 9.1.1029: the installer can be improved

Problem:  the installer can be improved
Solution: update the installer with the correct README and LICENSE
          files, improve the documentation, add a Makefile for the
          installer, update the Makefiles (RestorerZ)

fixes: #16378
closes: #16378

Signed-off-by: RestorerZ <restorer@mail2k.ru>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/nsis/lang/russian.nsi b/nsis/lang/russian.nsi
index 876bef2..bcb5467 100644
--- a/nsis/lang/russian.nsi
+++ b/nsis/lang/russian.nsi
@@ -21,13 +21,13 @@
 # Translated license file for the license page                            {{{1
 ##############################################################################
 
-LicenseLangString page_lic_file ${LANG_RUSSIAN} "${VIMRT}\doc\uganda.nsis.rux"
+LicenseLangString page_lic_file ${LANG_RUSSIAN} "..\lang\LICENSE.ru.nsis.txt"
 
 ##############################################################################
 # Translated README.txt file, which is opened after installation          {{{1
 ##############################################################################
 
-LangString vim_readme_file ${LANG_RUSSIAN} "README.rux.txt"
+LangString vim_readme_file ${LANG_RUSSIAN} "README.ru.txt"
 
 ##############################################################################
 # MUI Configuration Strings                                               {{{1