std.math: Check if dmd-style inline asm is available
Add method for std.net.curl.HTTP that allows user to specify Content-Type.
Merge pull request #2133 from jpf91/mingw

std.math: Check if dmd-style inline asm is available
Expand ddoc.
Merge pull request #1527 from quickfur/post_contentType

std.net.curl: Allow user to specify Content-Type in POST requests