mosquitto: upgrade to version 1.4.4

Drop patch now included upstream.

More information: http://mosquitto.org/2015/09/version-1-4-4-released/

Signed-off-by: Karl Palsson <karlp@tweak.net.au>

net/mosquitto/Makefile

@@ -9,14 +9,14 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=mosquitto
-PKG_VERSION:=1.4.3
-PKG_RELEASE:=2
+PKG_VERSION:=1.4.4
+PKG_RELEASE:=1
 PKG_LICENSE:=BSD-3-Clause
 PKG_LICENSE_FILES:=LICENSE.txt
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=http://mosquitto.org/files/source/
-PKG_MD5SUM:=1c1c750525546bc13d8d72e56a0742a7
+PKG_MD5SUM:=89a57f11cdfec140fa21fe3d4493b2ca
 PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_NAME)-$(BUILD_VARIANT)/$(PKG_NAME)-$(PKG_VERSION)
 
 include $(INCLUDE_DIR)/package.mk

net/mosquitto/patches/001-free-counting-bug-475707.patch

@@ -1,14 +0,0 @@
-diff --git a/lib/memory_mosq.c b/lib/memory_mosq.c
-index b1f5bfd..4d8217d 100644
---- a/lib/memory_mosq.c
-+++ b/lib/memory_mosq.c
-@@ -54,6 +54,9 @@ void *mosquitto__calloc(size_t nmemb, size_t size)
- void mosquitto__free(void *mem)
- {
- #ifdef REAL_WITH_MEMORY_TRACKING
-+	if(!mem){
-+		return;
-+	}
- 	memcount -= malloc_usable_size(mem);
- #endif
- 	free(mem);