Cleaned up the vs2013 solution and project configurations
Cleaned up the vs2013 solution and project configurations

- Removed Debug and Release solution configurations
  (build.py builds Windows 7 configuration by default with vs2013)
- Made all project configurations consistent with the solution configuration

QubesOS/qubes-vmm-xen-win-pvdrivers-xeniface,omeg/xeniface,omeg/xeniface,QubesOS/qubes-vmm-xen-win-pvdrivers-xeniface,MarkKMueller/xeniface,QubesOS/qubes-vmm-xen-win-pvdrivers-xeniface,omeg/xeniface,rneilturner/xeniface,rneilturner/xeniface,MarkKMueller/xeniface,MarkKMueller/xeniface,rneilturner/xeniface