pcre: update to 8.37

- fixes CVE-2015-2325, CVE-2015-2326, CVE-2008-2371

Signed-off-by: heil <heil@terminal-consulting.de>

libs/pcre/Makefile

@@ -8,12 +8,12 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=pcre
-PKG_VERSION:=8.36
+PKG_VERSION:=8.37
 PKG_RELEASE:=1
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2
 PKG_SOURCE_URL:=@SF/pcre
-PKG_MD5SUM:=b767bc9af0c20bc9c1fe403b0d41ad97
+PKG_MD5SUM:=ed91be292cb01d21bc7e526816c26981
 PKG_MAINTAINER:=Thomas Heil <heil@terminal-consulting.de>
 
 PKG_LICENSE:=BSD-3-Clause