rsyslog: security bump to version 7.6.7

The previous security fix was incomplete, so now we've got:
CVE-2014-3683 Remote syslog PRI vulnerability.

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/rsyslog/rsyslog-0001-revert-strdup.patch

@@ -1,27 +0,0 @@
-Revert upstream 0403361ac57082dc47840d1f31832f1a0e319078
-It breaks the build when it's defined.
-
-Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
-
-diff -Nura rsyslog-7.6.6.orig/grammar/lexer.c rsyslog-7.6.6/grammar/lexer.c
---- rsyslog-7.6.6.orig/grammar/lexer.c	2014-10-01 10:12:34.960082719 -0300
-+++ rsyslog-7.6.6/grammar/lexer.c	2014-10-01 10:13:24.512769964 -0300
-@@ -1459,7 +1459,6 @@
- #line 32 "lexer.l"
- #include "config.h"
- #include "parserif.h"
--extern char *strdup(char*); /* somehow we do not get this from string.h... */
- /*%option noyywrap nodefault case-insensitive */
- /* avoid compiler warning: `yyunput' defined but not used */
- #define YY_NO_INPUT 1
-diff -Nura rsyslog-7.6.6.orig/grammar/lexer.l rsyslog-7.6.6/grammar/lexer.l
---- rsyslog-7.6.6.orig/grammar/lexer.l	2014-10-01 10:12:34.960082719 -0300
-+++ rsyslog-7.6.6/grammar/lexer.l	2014-10-01 10:13:41.935363172 -0300
-@@ -31,7 +31,6 @@
- %{
- #include "config.h"
- #include "parserif.h"
--extern char *strdup(char*); /* somehow we do not get this from string.h... */
- %}
- 
- %option noyywrap nodefault case-insensitive yylineno

package/rsyslog/rsyslog.hash

@@ -1,2 +1,2 @@
 # From http://www.rsyslog.com/downloads/download-v7-stable/
-sha256	c77ae0db6204c5bd670fa96c354ee5fe1c62c876bd84ec06ed429138c78885bb	rsyslog-7.6.6.tar.gz
+sha256	fc29d2d9cbf3396091dd0bab2eb6f847aed4a44ef73138a97ddf9447446125ee	rsyslog-7.6.7.tar.gz

package/rsyslog/rsyslog.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-RSYSLOG_VERSION = 7.6.6
+RSYSLOG_VERSION = 7.6.7
 RSYSLOG_SITE = http://rsyslog.com/files/download/rsyslog
 RSYSLOG_LICENSE = GPLv3 LGPLv3 Apache-2.0
 RSYSLOG_LICENSE_FILES = COPYING COPYING.LESSER COPYING.ASL20