simple test for waiting dialog
Merge branch 'master' of git://github.com/spesmilo/electrum
Merge branch 'master' of https://github.com/spesmilo/electrum into testnet
rewrite WaiingDialog as child class of QThread
close method
rewrite WaiingDialog as child class of QThread
fix
Merge branch 'qthread_test' of https://github.com/spesmilo/electrum into testnet

Conflicts:
	gui/qt/main_window.py
	gui/qt/util.py
Merge branch 'qthread_test' of https://github.com/spesmilo/electrum into testnet