Add support for OpenGL 4.1 & GLSL 4.10

Associated MRs: mediastreamer2!568 (merged), linphone-cmake-builder!205 (merged)

• Fix compilation on Android
• Test Android app
• Test iOS app
• Test Linux desktop app
• Test macOS desktop app
• Test Windows desktop app
  • Fix glTexImage2D for GL ES 2.0. GL_R8 and GL_RED are unavailable
  • Fix compilation with unit tests enabled. EGL/egl.h not found
• Test MSOGL filter on Windows
  • Fix mediastreamer2_tester.exe abort on file seek
• Test UWP demo app
• Remove MSOGL410 filter (Only used by tests. Replace with function to configure context? global variable to be overriden in tests setters on opengles_display.c, generic_opengl_display.c, and getter on mediaplayer)