- Add a new API to Freeldr's memory manager, which allows to override type of an...

- WINLDR: Fix page tables buffer memory allocation so that it doesn't rely on luck anymore and always allocates a contiguous area of memory. Fixes spontaneous case of booting problem (immediate black screen after loading drivers, reboot of real hardware, halt of cpu in a virtual machine).
- WINLDR: Fix some debug print.

svn path=/trunk/; revision=38487