Fix shortcuts on mac; fix #3482 (#3491)

* hopefully fix #3482

* Travis:uUse the most recent osx_image; use homebrew support in travis

.travis.yml

@@ -84,24 +84,32 @@ matrix:
   - name: macOS (Debug)
     if: tag IS NOT present
     os: osx
-    osx_image: xcode9.2
-    env: HOMEBREW_NO_AUTO_UPDATE=1
+    osx_image: xcode10.1
     cache: ccache
-    before_install:
-      - brew install ccache protobuf qt xz
+    addons:
+      homebrew:
+        packages:
+        - ccache
+        - protobuf
+        - qt
+        - xz
     script: bash ./.ci/travis-compile.sh --server --install --debug
 
   - name: macOS (Release)
     if: (branch = master AND NOT type = pull_request) OR tag IS present
     os: osx
     osx_image: xcode9.2
-    env: HOMEBREW_NO_AUTO_UPDATE=1
     cache: ccache
-    before_install:
-      - brew install ccache protobuf qt xz
+    addons:
+      homebrew:
+        packages:
+        - ccache
+        - protobuf
+        - qt
+        - xz
+        update: true
     script: bash ./.ci/travis-compile.sh --server --package "$TRAVIS_OS_NAME" --release
 
-
 # Builds for pull requests skip the deployment step altogether
 deploy:
 # Deploy configuration for "beta" releases