Hackage release 2.6.0.0

• Use the Half type from the half package.
• Updated OpenGL registry to r32110.

Hackage release 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.

Hackage release 2.5.4.0

Added documentation for enumerant groups.

Hackage release 2.5.3.0

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

Hackage release 2.5.2.1

v2.5.2.1

Added missing CHANGELOG.md line to cabal file.

Hackage release 2.5.2.0

v2.5.2.0

Updated OpenGL registry to r31811.

Hackage release 2.5.1.0

v2.5.1.0

Handle gles1 and gles2 APIs, too. Needs serious cleanup.

Hackage release 2.5.0.0

v2.5.0.0

Moved foreign imports to own module.

Hackage release 2.4.1.0

v2.4.1.0

Updated OpenGL registry to r30082. Bumped version to 2.4.1.0.

Hackage release 2.4.0.0

v2.4.0.0

Use MonadIO. Bumped version to 2.4.0.0.