This is a minor bugfix release, fixing a few minor issues that remained in the 1.9.1 release, including:

• Fix compile errors with more recent versions of ffmpeg
• Include .lib files for pyd modules in Windows SDK
• packp3d now recognizes default egg-object-type definitions
• Fix issues with sphere-into-box and box-into-sphere collisions
• Texture VRAM usage is now correctly reported by pstats
• Support for reading BMP files with alpha channel
• Fix OpenGL crashes in very ancient OpenGL versions
• Fix rare compile issues and crashes with esoteric Python set-ups
• Fix crash when extracting texture that’s not a multiple of 4 bytes
• Work around buggy NVIDIA driver that reports _main_* shader inputs
• Add version of transform_vertices that accepts a SparseArray
• Clamp shininess to 0 to avoid GL error when shininess < 0
• Fix various bugs in RopeNode and NurbsCurveEvaluator
• Fix clock-mode Config.prc settings
• NodePath render_mode setters no longer reset wireframe color
• Fix constant reloading of texture when gl-ignore-mipmaps is set
• BamReader now releases the GIL (so it can be used threaded)
• Fix AttributeError in direct.stdpy.threading module