[CLIPBRD]

[CLIPBRD]
- Change SetDIBitsToDeviceFromClipboard to correctly use the requested format instead of always using CF_DIBV5
- Enable/Disable the menu point "Save as..." dynamically
- Remove unneeded import libraries
- Add WS_EX_ACCEPTFILES window style and handle WM_DROPFILES
- Add some defines and structures for handling clipboard files (work in progress)
- Add Open and Save dialogs
Patch by Ricardo Hanke. CORE-10520

svn path=/trunk/; revision=69890