From 6db552717deefff6b4ad7078bcf4c769d94f1957 Mon Sep 17 00:00:00 2001
From: Paul Riseborough <p_riseborough@live.com.au>
Date: Tue, 28 Feb 2017 11:24:07 +1100
Subject: [PATCH] EKF: fix compile error

---
 EKF/ekf_helper.cpp | 2 --
 1 file changed, 2 deletions(-)

diff --git a/EKF/ekf_helper.cpp b/EKF/ekf_helper.cpp
index 5f22cdf25a..12ec0a9d2e 100644
--- a/EKF/ekf_helper.cpp
+++ b/EKF/ekf_helper.cpp
@@ -42,8 +42,6 @@
 #include "ekf.h"
 #include "mathlib.h"
 
-using std::abs;
-
 // Reset the velocity states. If we have a recent and valid
 // gps measurement then use for velocity initialisation
 bool Ekf::resetVelocity()