Stop touching the filesystem during build.

The pkg-install handles the scrollkeeper-rebuild and xmlcatalog needs.
This also avoids:
    Shared object "libscrollkeeper.so.0" not found, required by "scrollkeeper-update"

textproc/scrollkeeper/Makefile

@@ -4,7 +4,7 @@
 
 PORTNAME=	scrollkeeper
 PORTVERSION=	0.3.14
-PORTREVISION=	14
+PORTREVISION=	15
 PORTEPOCH=	1
 CATEGORIES=	textproc gnome
 MASTER_SITES=	GNOME
@@ -45,7 +45,6 @@ post-patch:
 		${WRKSRC}/extract/dtds/Makefile.in
 
 post-install:
-	@${RM} ${STAGEDIR}/var/log/scrollkeeper.log
 	@${MKDIR} ${STAGEDIR}/var/db/scrollkeeper
 
 .include <bsd.port.mk>

textproc/scrollkeeper/files/patch-Makefile.in

@@ -1,6 +1,6 @@
---- Makefile.in.orig	Sat Dec  6 17:36:32 2003
-+++ Makefile.in	Sat Dec  6 17:37:57 2003
-@@ -193,18 +193,6 @@
+--- Makefile.in.orig	2018-03-15 21:38:13 UTC
++++ Makefile.in
+@@ -193,18 +193,6 @@ EXTRA_DIST = \
  	scrollkeeper-spec.txt
  
  
@@ -19,7 +19,7 @@
  scrollkeeper_localstate_dir = $(localstatedir)/@SCROLLKEEPER_PARTIAL_DB_DIR@
  
  ACLOCAL_AMFLAGS = -I m4
-@@ -222,7 +210,7 @@
+@@ -222,7 +210,7 @@ mkinstalldirs = $(SHELL) $(top_srcdir)/mkinstalldirs
  CONFIG_HEADER = config.h
  CONFIG_CLEAN_FILES = intl/Makefile scrollkeeper.spec
  DIST_SOURCES =
@@ -28,7 +28,7 @@
  
  
  RECURSIVE_TARGETS = info-recursive dvi-recursive pdf-recursive \
-@@ -564,7 +552,6 @@
+@@ -564,7 +552,6 @@ check: check-recursive
  all-am: Makefile $(DATA) config.h
  installdirs: installdirs-recursive
  installdirs-am:
@@ -36,3 +36,11 @@
  
  install: install-recursive
  install-exec: install-exec-recursive
+@@ -611,7 +598,6 @@ info-am:
+ 
+ install-data-am: install-scrollkeeperdocDATA
+ 	@$(NORMAL_INSTALL)
+-	$(MAKE) $(AM_MAKEFLAGS) install-data-hook
+ 
+ install-exec-am:
+ 

textproc/scrollkeeper/files/patch-extract_dtds_Makefile.in

@@ -1,11 +1,10 @@
---- extract/dtds/Makefile.in.orig	Sat Dec  6 17:43:49 2003
-+++ extract/dtds/Makefile.in	Sat Dec  6 17:43:49 2003
-@@ -408,7 +408,7 @@
+--- extract/dtds/Makefile.in.orig	2018-03-15 21:38:13 UTC
++++ extract/dtds/Makefile.in
+@@ -361,7 +361,6 @@ info-am:
  
- # ScrollKeeper OMF Variation DTD V1.0
- install-data-hook:
--	-/usr/bin/xmlcatalog --noout --add "public" \
-+	-%%LOCALBASE%%/bin/xmlcatalog --noout --add "public" \
- 		"-//OMF//DTD Scrollkeeper OMF Variant V1.0//EN" \
- 		"$(dtdsdir)/scrollkeeper-omf.dtd" $(CATALOG)
+ install-data-am: install-dtdsHEADERS
+ 	@$(NORMAL_INSTALL)
+-	$(MAKE) $(AM_MAKEFLAGS) install-data-hook
+ 
+ install-exec-am: