cosmetics.
Replaced QTextEdit-widget with QLabels in RGBA-label.
Merge pull request #405 from liiza/RGBALabelPR

Replaced QTextEdit-widget with QLabels in RGBA-label.
Merge branch 'master' of github.com:appleseedhq/appleseed
fixed typo.
simplified stylesheet rules.
Reading RGBA-values from frame buffer instead of Renderwidget.
Merge pull request #406 from liiza/RGBA_bufferReading

Reading RGBA-values from frame buffer instead of Renderwidget.
Added stretchy widget in render tab positioning interactive elements to the left and info elements to the right
Merge pull request #408 from jonathantopf/master

Added stretchy widget in render tab positioning interactive elements to ...
fixed linking on Windows.
cosmetics.
Fixed info label padding on osx
Tweaked info colours to be more readable and less intrusive.
Tweaked separator background colour to be the same as the default border color
Merge pull request #409 from jonathantopf/styling_tweaks

More styling tweaks
cosmetics.
fixed incorrect evaluation of the Oren-Nayar BRDF.
fixed formatting and eliminated dangerous construct.
fixed RGBA readout when render widget is zoomed in and cleaned up code.