Merge 81687,81688,81689 from /trunk
------------------------------------------------------------------------
r81687 | jhunold | 2012-12-03 09:27:30 +0100 (Mo, 03 Dez 2012) | 1 line
Disambiguate rcc calls in preparation for qt5 toolset
------------------------------------------------------------------------
r81688 | jhunold | 2012-12-03 09:27:44 +0100 (Mo, 03 Dez 2012) | 1 line
Adjust external link to qt-project.org
------------------------------------------------------------------------
r81689 | jhunold | 2012-12-03 09:28:09 +0100 (Mo, 03 Dez 2012) | 3 lines
Add <rccflags> to qt4.jam. Fixes #7576
Thanks to Frank Richter for the initial patch and documentation.
------------------------------------------------------------------------
