dump1090: update to latest version, fix typo

Fixes https://github.com/openwrt/packages/issues/1976

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>

utils/dump1090/Makefile

 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=dump1090
-PKG_VERSION:=2015-10-08
+PKG_VERSION:=2015-11-22
 PKG_RELEASE:=1
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL:=git://github.com/mutability/dump1090.git
 PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
-PKG_SOURCE_VERSION:=c55c71b57cf34e90d95afd52449a05a4b6dbda03
+PKG_SOURCE_VERSION:=497f88fe1c597652aca23c1035ddb55a9f6c274d
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.gz
 PKG_MAINTAINER:=Álvaro Fernández Rojas <noltari@gmail.com>
 

utils/dump1090/files/dump1090.config

 	option no_fix '0'
 	option no_crc_check '0'
 	option phase_enhance '0'
-	option agressive '0'
+	option aggressive '0'
 	option mlat '0'
 	option stats '0'
 	option stats_range '0'

utils/dump1090/files/dump1090.init

 	append_bool "$cfg" no_fix "--no-fix"
 	append_bool "$cfg" no_crc_check "--no-crc-check"
 	append_bool "$cfg" phase_enhance "--phase-enhance"
-	append_bool "$cfg" agressive "--agressive"
+	append_bool "$cfg" aggressive "--aggressive"
 	append_bool "$cfg" mlat "--mlat"
 	append_bool "$cfg" stats "--stats"
 	append_bool "$cfg" stats_range "--stats-range"