This patch include changes: - Thicker and clearer selection indication - Slimmer handles - More transparent muted strips - Trim frame number is drawn inside the strip - Strip text is drawn in upper part of strip - Color strips now have specific color, with chosen color drawn under strip text - Transition strip will use color of input strips showing direction of transition - Selecting effect strip will highlight input strips - Selecting multicam strips will highlight target channel - Missing media state is now indicated by a red line drawn on the top part of the strip - A checkerboard pattern is now drawn on the outsides of the meta range - Hold still regions are now always drawn if existent, with a darker shade of the strip’s background color Author: Alessio Monti di Sopra <a.monti> Reviewed By: ISS Differential Revision: https://developer.blender.org/D6883