Move to Qt5.7 on mac

Author: psieg

.travis.yml

@@ -10,8 +10,8 @@ os:
 before_install:
   - brew update
   - brew tap homebrew/versions
-  - brew install qt@5.5
-  - export QTDIR=/usr/local/opt/qt@5.5/
+  - brew install qt@5.7
+  - export QTDIR=/usr/local/opt/qt@5.7/
   - export PATH=$PATH:$QTDIR/bin
   - export VERSION=`cat Software/VERSION`
   - qmake -v

Software/src/src.pro

@@ -184,10 +184,6 @@ macx{
     #    message( "Overriding default QMAKE_MAC_SDK with value $${QMAKE_MAC_SDK_OVERRIDE}" )
     #    QMAKE_MAC_SDK = $${QMAKE_MAC_SDK_OVERRIDE}
     #}
-
-    CONFIG(clang) {
-        QMAKE_CXXFLAGS += -mmacosx-version-min=10.6 -x objective-c++
-    }
 }
 
 # Generate .qm language files