patch 9.1.1058: translation(sr): Missing Serbian translation for the tutor

Problem:  translation(sr): Missing Serbian translation for the tutor
Solution: include new Serbian translation for the new tutor,
          include translation for chapter 2 of the traditional tutor,
          update the Makefiles for installing the runtime files
          (Ivan Pešić)

closes: #16550

Signed-off-by: Ivan Pešić <27575106+eevan78@users.noreply.github.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/Makefile b/src/Makefile
index 3e9a240..a4dd0f0 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -2352,7 +2352,9 @@
 		$(DEST_AUTO) $(DEST_AUTO)/dist $(DEST_AUTO)/xml \
 		$(DEST_AUTO)/rust $(DEST_AUTO)/cargo \
 		$(DEST_IMPORT) $(DEST_IMPORT)/dist \
-		$(DEST_PLUG) $(DEST_TUTOR) $(DEST_TUTOR)/en $(DEST_TUTOR)/it $(DEST_SPELL) $(DEST_COMP)
+		$(DEST_PLUG) \
+	       	$(DEST_TUTOR) $(DEST_TUTOR)/en $(DEST_TUTOR)/it $(DEST_TUTOR)/sr \
+		$(DEST_SPELL) $(DEST_COMP)
 	-$(SHELL) ./installman.sh install $(DEST_MAN) "" $(INSTALLMANARGS)
 # Generate the help tags with ":helptags" to handle all languages.
 # Move the distributed tags file aside and restore it, to avoid it being
@@ -2482,14 +2484,16 @@
 	$(INSTALL_DATA) gvimtutor $(DEST_BIN)/$(GVIMNAME)tutor
 	chmod $(SCRIPTMOD) $(DEST_BIN)/$(GVIMNAME)tutor
 
-installtutor: $(DEST_RT) $(DEST_TUTOR)/en $(DEST_TUTOR)/it
+installtutor: $(DEST_RT) $(DEST_TUTOR)/en $(DEST_TUTOR)/it $(DEST_TUTOR)/sr
 	-$(INSTALL_DATA) $(TUTORSOURCE)/README* $(TUTORSOURCE)/tutor* $(DEST_TUTOR)
 	-$(INSTALL_DATA) $(TUTORSOURCE)/en/* $(DEST_TUTOR)/en/
 	-$(INSTALL_DATA) $(TUTORSOURCE)/it/* $(DEST_TUTOR)/it/
+	-$(INSTALL_DATA) $(TUTORSOURCE)/sr/* $(DEST_TUTOR)/sr/
 	-rm -f $(DEST_TUTOR)/*.info
 	chmod $(HELPMOD) $(DEST_TUTOR)/*
 	chmod $(DIRMOD) $(DEST_TUTOR)/en
 	chmod $(DIRMOD) $(DEST_TUTOR)/it
+	chmod $(DIRMOD) $(DEST_TUTOR)/sr
 
 # Install the spell files, if they exist.  This assumes at least the English
 # spell file is there.
@@ -2709,8 +2713,9 @@
 		$(DEST_SYN)/modula2 $(DEST_SYN)/modula2/opt \
 		$(DEST_IND) $(DEST_FTP) \
 		$(DEST_LANG) $(DEST_KMAP) $(DEST_COMP) $(DEST_MACRO) \
-		$(DEST_PACK) $(DEST_TOOLS) $(DEST_TUTOR) $(DEST_TUTOR)/en \
-		$(DEST_TUTOR)/it \
+		$(DEST_PACK) $(DEST_TOOLS) \
+		$(DEST_TUTOR) $(DEST_TUTOR)/en $(DEST_TUTOR)/it \
+		$(DEST_TUTOR)/sr \
 		$(DEST_SPELL) \
 		$(DEST_AUTO) $(DEST_AUTO)/dist $(DEST_AUTO)/xml \
 		$(DEST_AUTO)/cargo $(DEST_AUTO)/rust \
@@ -2896,6 +2901,7 @@
 	-rm -rf $(DEST_PACK)
 	-rm -rf $(DEST_TUTOR)/en
 	-rm -rf $(DEST_TUTOR)/it
+	-rm -rf $(DEST_TUTOR)/sr
 	-rm -rf $(DEST_TUTOR)
 	-rm -rf $(DEST_SPELL)
 	-rm -rf $(DEST_TOOLS)
diff --git a/src/version.c b/src/version.c
index edec15e..e69088d 100644
--- a/src/version.c
+++ b/src/version.c
@@ -705,6 +705,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1058,
+/**/
     1057,
 /**/
     1056,