2.5.5.0

• Added retrieval of version info and extensions.
• Added extension predicates.
• Added documentation for vector equivalents and aliases.
• Consistently use UTF-8 as the encoding.

2.5.4.0

• Added documentation for enumerant groups.

2.5.3.0

• Updated OpenGL registry to r31903.
• Added GL_EXT_multisampled_compatibility tokens and functions (gles2 extension only).

2.5.2.1

• Added CHANGELOG.md to distribution.

2.5.2.0

• Updated OpenGL registry to r31811.
• Added ARB_ES3_2_compatibility extension.
• Added ARB_gpu_shader_int64 extension.
• Added ARB_parallel_shader_compile extension.
• Added ARB_sample_locations extension.
• Added ARB_texture_filter_minmax extension.
• Added INTEL_framebuffer_CMAA extension.
• Added NV_conservative_raster_dilate extension.