Support Qt5.2 since Travis uses Trusty/Qt5.2

.travis.yml

@@ -17,7 +17,8 @@ matrix:
 before_install:
   - "if [ $TRAVIS_OS_NAME = 'osx' ]; then \
        brew update && \
-       brew install qt && \
+       brew install qt5 && \
+       brew link qt5 --force && \
        brew install protobuf && \
        ls -lR /usr/local/include; \
      fi"

common/uint128.h

@@ -157,7 +157,11 @@ inline UInt128 UInt128::operator|(const UInt128 &other) const
     return UInt128(hi_ | other.hi_, lo_ | other.lo_);
 }
 
+#if QT_VERSION >= 0x050700
 template <> inline UInt128 qFromBigEndian<UInt128>(const void *src)
+#else
+template <> inline UInt128 qFromBigEndian<UInt128>(const uchar *src)
+#endif
 {
     quint64 hi, lo;