GLMixer Code

Improved quality rendering of Freeframe Delay plugin.

Bugfix: reset Freeframe plugin default parameters values.

Fixed rendering of motion blur in Freeframe plugin Delay

BugFix: correct implementation of source crop (computation of texture
coordinates was wrong) and of minimal source scaling with clampScale().

BuxFix: correct implementation of context menu in property browsers
(source properties and freeframe plugins).

Don't forget to install freeframe shake plugin.

Split code of Clone source in .h and .cpp

Fixed management of clone source (bad copy of properties, correct copy
of plugins, etc.).

Bug Fix: do not use static variables in Freeframe plugins (cannot manage
instance creation, causing problems with multiple use of a plugin).

Fixbug : saving recording after selection of filename.