This build with out networkhashps will not stand, man
Qt5 compatibility

This commit squashes all the changes in the Qt5 branch
relative to master.

Backward compatibility with Qt4 is retained.

Original authors:

- Philip Kaufmann <phil.kaufmann@t-online.de>
- Jonas Schnelli <jonas.schnelli@include7.ch>

Conflicts:
	doc/readme-qt.rst
	lebowskis-qt.pro
	src/qt/addressbookpage.cpp
	src/qt/bitcoingui.cpp
	src/qt/paymentserver.cpp
	src/qt/splashscreen.cpp
	src/qt/transactionview.cpp
	src/qt/walletframe.cpp
	src/qt/walletframe.h
	src/qt/walletstack.h
	src/qt/walletview.cpp
Merge remote-tracking branch 'forked/networkhashps' into mac