Revert "Paul Maseberg's patch: fix build issue with Qt5"

This reverts commit 1fbfbe670086b8c54ad1b257679f2fcf29a87346.

Conflicts:
	src/simplesessionstore.cpp

This commit's metadata about the author was wrong causing commands like
git blame show incorrect info. The next commit will fix my unfortunate
mistake.
Paul Maseberg's patch: fix build issue with Qt5

Original email:
https://groups.google.com/forum/#!msg/tufao/x--tFJDyqb8/CgqIiZv8ra4J