Formatting.
Fixed glfwDestroyWindow not flushing the output buffer.
docs/window.dox: Fix typo

Signed-off-by: Eddie Ringle <eddie@eringle.net>
Merge pull request #253 from eddieringle/fix-docs

Fix typo in window guide.
Make EGL use ctxconfig instead of wndconfig
Killed lab escapee.
Added credit.
Fixed last use of wndconfig in EGL port.
Added GLFW_INCLUDE_ES31.

Fixes #255.
Reverted 43095307da327e82f136c5fe17d4fdecb3f78cb6.

The proposed fix broke for multiple displays of the same model.
Fixed bad change log edit.
Added support for custom system cursors.

This adds 3 functions to the GLFW API: glfwCreateCursor,
glfwDestroyCursor and glfwSetCursor.
Cleanup.
Added GLFWimage struct.
Formatting.
Updated change log.
First draft of physical key fix for Windows.
Updated change log.
Added custom cursors to news.
Clarified thread safety statement.