Get parameter defaults from frei0r.
Merge pull request #12 from xzhavilla/master

Fix build against non-default FFmpeg
fix aspect ratio of generators when set via consumer property
fix segfault on invalid producer in playlist (3574646)
Build the SWIG bindings with the CXXFLAGS (3554425)

Based on patch by Cristian Morales Vega
Fix to correctly mark the kdenlivetitle frames as progressive.

Based on patch by j-b-m
fix possible crash in mlt_frame_get_waveform
Fix loading of extra image formats using Kdelibs (xcf, ...)
Use kde4-config to detect KDE4
Merge pull request #13 from j-b-m/master

Fix loading of xcf images in qimage producer
Add bounding geometry property to motion_est filter.

Based on patch by j-b-m.
Let vector property of videostab(2) be read directly as mlt_geometry.
Compute a shot_change_list property for motion_est.
Try to fix qimage with kde4 build on Fedora.
Fix encoding audio distortion for planar codecs (3576437)
Add _serialize property to autotrack_rectangle.
Refactor the interleaved-to-planar audio conversions.
Make motion_est properties available to autotrack_rectangle filter
Merge pull request #14 from j-b-m/master

Expose motion_est properties to autotrack filter
Fix force_full_luma (kdenlive-2799).