Fix OSX gstreamer install

.travis.yml

@@ -112,7 +112,7 @@ install:
 
   # android dependencies: qt, gstreamer, android-ndk
   - if [ "${SPEC}" = "android-clang" ]; then
-        wget --quiet https://s3.amazonaws.com/downloads.bluerobotics.com/QGC/dependencies/gstreamer-1.0-android-universal-1.18.1.tar.xz &&
+        wget --quiet https://qgroundcontrol.s3-us-west-2.amazonaws.com/dependencies/gstreamer-1.0-android-universal-1.18.1.tar.xz &&
         mkdir gstreamer-1.0-android-universal-1.18.1 &&
         tar xf gstreamer-1.0-android-universal-1.18.1.tar.xz -C gstreamer-1.0-android-universal-1.18.1 &&
         wget --quiet https://dl.google.com/android/repository/android-ndk-r20-linux-x86_64.zip &&
@@ -145,8 +145,8 @@ install:
     fi
 
   - if [[ "${SPEC}" = "macx-clang" ]]; then
-        wget --quiet https://s3.amazonaws.com/downloads.bluerobotics.com/QGC/dependencies/gstreamer-1.18.1.tar.gz &&
+        wget --quiet https://qgroundcontrol.s3-us-west-2.amazonaws.com/dependencies/gstreamer-osx-1.18.1.tar.bz2 &&
-        sudo tar zxf gstreamer-1.18.1.tar.gz -C /Library/Frameworks
+        sudo tar zxf gstreamer-osx-1.18.1.tar.bz2 -C /Library/Frameworks
         ;
     fi