First additional release for 2021 HT1

New features

• Allow hiding the control points from the GUI in the second assignment of EDAF80.
• Allow pausing the wave animation from the GUI in the fourth assignment of EDAF80.

Improvements

• Several debug improvements:
  • Ask for a debug context;
  • Re-work which debug messages are enabled and disabled, and how push and pop groups are printed.
  • Always show shader compilation and link logs when available, rather than only when it fialed;
  • Label vertex arrays, buffers, and textures when importing new objects via bonobo::loadObjects();
  • Add new debug helpers to reduce casting-related warning messages;

• Enable mipmaps even for opacity textures.

Fixes

• Disable file logging when unable to open the file.
• Unlock the mutex on shutdown when file logging was disabled.
• Add missing includes.
• Tell MSVC to use UTF-8 for source and executable character sets.
• Fix more typos.
• Avoid mismatching type assignments in the basis vector shader.
• Fix framework deinitialisation in the first assignment of EDAF80.
• Address several compilation warnings.