perldelta: cleanup and syntax

Clean up BLEAD-POINT perldelta files
Fix syntax
Fix podcheck errors related to perldelta
Clean partial update of modules in delta

Author: thibaultduponchelle

MANIFEST

@@ -5749,20 +5749,6 @@ pod/perl5384delta.pod			Perl changes in version 5.38.4
 pod/perl5400delta.pod			Perl changes in version 5.40.0
 pod/perl5401delta.pod			Perl changes in version 5.40.1
 pod/perl5402delta.pod			Perl changes in version 5.40.2
-pod/perl5410delta.pod			Perl changes in version 5.41.0
-pod/perl54110delta.pod			Perl changes in version 5.41.10
-pod/perl54111delta.pod			Perl changes in version 5.41.11
-pod/perl54112delta.pod			Perl changes in version 5.41.12
-pod/perl54113delta.pod			Perl changes in version 5.41.13
-pod/perl5411delta.pod			Perl changes in version 5.41.1
-pod/perl5412delta.pod			Perl changes in version 5.41.2
-pod/perl5413delta.pod			Perl changes in version 5.41.3
-pod/perl5414delta.pod			Perl changes in version 5.41.4
-pod/perl5415delta.pod			Perl changes in version 5.41.5
-pod/perl5416delta.pod			Perl changes in version 5.41.6
-pod/perl5417delta.pod			Perl changes in version 5.41.7
-pod/perl5418delta.pod			Perl changes in version 5.41.8
-pod/perl5419delta.pod			Perl changes in version 5.41.9
 pod/perl561delta.pod			Perl changes in version 5.6.1
 pod/perl56delta.pod			Perl changes in version 5.6
 pod/perl581delta.pod			Perl changes in version 5.8.1

Makefile.SH

@@ -635,7 +635,7 @@ esac
 
 $spitshell >>$Makefile <<'!NO!SUBS!'
 
-perltoc_pod_prereqs = extra.pods pod/perl54114delta.pod pod/perlapi.pod pod/perlintern.pod pod/perlmodlib.pod pod/perluniprops.pod
+perltoc_pod_prereqs = extra.pods pod/perl5420delta.pod pod/perlapi.pod pod/perlintern.pod pod/perlmodlib.pod pod/perluniprops.pod
 generated_pods = pod/perltoc.pod $(perltoc_pod_prereqs)
 generated_headers = uudmap.h bitcount.h mg_data.h
 
@@ -1144,9 +1144,9 @@ pod/perlintern.pod: $(MINIPERL_EXE) autodoc.pl embed.fnc
 pod/perlmodlib.pod: $(MINIPERL_EXE) pod/perlmodlib.PL MANIFEST
 	$(MINIPERL) pod/perlmodlib.PL -q
 
-pod/perl54114delta.pod: pod/perldelta.pod
-	$(RMS) pod/perl54114delta.pod
-	$(LNS) perldelta.pod pod/perl54114delta.pod
+pod/perl5420delta.pod: pod/perldelta.pod
+	$(RMS) pod/perl5420delta.pod
+	$(LNS) perldelta.pod pod/perl5420delta.pod
 
 extra.pods: $(MINIPERL_EXE)
 	-@test ! -f extra.pods || rm -f `cat extra.pods`

pod/.gitignore

@@ -47,7 +47,7 @@
 /roffitall
 
 # generated
-/perl54114delta.pod
+/perl5420delta.pod
 /perlapi.pod
 /perlintern.pod
 /perlmodlib.pod

pod/perl.pod

@@ -181,20 +181,7 @@ aux h2ph h2xs perlbug pl2pm pod2html pod2man splain xsubpp
 
     perlhist            Perl history records
     perldelta           Perl changes since previous version
-    perl54113delta       Perl changes in version 5.41.13
-    perl54112delta       Perl changes in version 5.41.12
-    perl54111delta       Perl changes in version 5.41.11
-    perl54110delta       Perl changes in version 5.41.10
-    perl5419delta       Perl changes in version 5.41.9
-    perl5418delta       Perl changes in version 5.41.8
-    perl5417delta       Perl changes in version 5.41.7
-    perl5416delta       Perl changes in version 5.41.6
-    perl5415delta       Perl changes in version 5.41.5
-    perl5414delta       Perl changes in version 5.41.4
-    perl5413delta       Perl changes in version 5.41.3
-    perl5412delta       Perl changes in version 5.41.2
-    perl5411delta       Perl changes in version 5.41.1
-    perl5410delta       Perl changes in version 5.41.0
+    perl5420delta       Perl changes in version 5.42.0
     perl5402delta       Perl changes in version 5.40.2
     perl5401delta       Perl changes in version 5.40.1
     perl5400delta       Perl changes in version 5.40.0