Add quick fix for fresh redis.

Also drop a note for UPDATING.

Feature safe:	yes
Pointy hat to:	osa

UPDATING

@@ -5,6 +5,16 @@ they are unavoidable.
 You should get into the habit of checking this file for changes each time
 you update your ports collection, before attempting any port upgrades.
 
+20111123:
+  AFFECTS: users of databases/redis
+  AUTHOR: osa@FreeBSD.org
+
+  The redis configuration file, redis.conf, have been changed, some options
+  removed in newer versions (>=2.4).  In some cases, redis-server with
+  older configuration might does not run at startup.
+
+  If you run into startup problems, re-edit configuration file.
+
 20111101:
   AFFECTS: users of x11/kde4-workspace
   AUTHOR: kde@FreeBSD.org

databases/redis/files/patch-src::Makefile

@@ -1,24 +1,24 @@
---- src/Makefile.orig	2011-09-14 10:32:32.000000000 +0400
-+++ src/Makefile	2011-09-14 10:34:08.000000000 +0400
-@@ -22,6 +22,9 @@
-   CFLAGS?= -std=c99 -pedantic $(OPTIMIZATION) -Wall -W -D__EXTENSIONS__ -D_XPG6
-   CCLINK?= -ldl -lnsl -lsocket -lm -lpthread
-   DEBUG?= -g -ggdb 
+--- src/Makefile.orig	2011-11-21 21:47:39.000000000 +0400
++++ src/Makefile	2011-11-23 06:29:54.000000000 +0400
+@@ -28,6 +28,9 @@
+   CFLAGS?=-std=c99 -pedantic $(OPTIMIZATION) -Wall -W -D__EXTENSIONS__ -D_XPG6
+   CCLINK?=-ldl -lnsl -lsocket -lm -lpthread
+   DEBUG?=-g -ggdb
 +else ifeq ($(uname_S),FreeBSD)
 +  CFLAGS?= $(CFLAGS)
 +  CCLINK?= -pthread -lm
  else
-   CFLAGS?= -std=c99 -pedantic $(OPTIMIZATION) -Wall -W $(ARCH) $(PROF)
-   CCLINK?= -lm -pthread
-@@ -32,9 +35,9 @@
-   CCLINK+= -ltcmalloc
-   CFLAGS+= -DUSE_TCMALLOC
+   CFLAGS?=-std=c99 -pedantic $(OPTIMIZATION) -Wall -W $(ARCH) $(PROF)
+   CCLINK?=-lm -pthread
+@@ -52,9 +55,9 @@
+   ALLOC_FLAGS=-DUSE_JEMALLOC -I../deps/jemalloc/include
  endif
+ 
 -CCOPT= $(CFLAGS) $(ARCH) $(PROF)
 +CCOPT= $(CFLAGS) $(PROF)
  
 -PREFIX= /usr/local
-+PREFIX?= $(PREFIX)
++PREFIX:= ${PREFIX}
  INSTALL_BIN= $(PREFIX)/bin
  INSTALL= cp -p