- create a base cert context, and make functions unaware whether
  they're dealing with the base or derived type
- simplify stores as a result

In the old d3d8 code SetVertexShader stored the so called vertex
declaration in the stateblock. In case of WineD3D this isn't done
which breaks the drawPrimitive code. This patch stores the vertex
declaration again in the stateblock which fixes Age Of Mythology.

Mapping of ABS_HAT[0-3][XY] to the four POV used by dinput.

The test for "about:" in InternetCrackUrlW should be more general so
that only URLs without double slashes should also be assumed not to
have a host name.

Add another test for this case and remove an unreliable
InternetCreateUrl test.

Use local temp variable instead.

an OLE interface.

Return FALSE and an error of ERROR_NO_MORE_ITEMS from
InternetGetCookie when there are no cookies for the specified
domain. This fixes a bug in sending a blank cookie to HTTP servers.

Fix an off-by-one error in the size of buffer used to store the port
number in InternetCreateUrlW.

- Add the slash after the port number.
- Only add the port number if the host name is present.