Updated MreEfsh

Added custom unpacker for DATA
Replaced MelIcons with the old format

Graphics patcher won't work with MelIcons because the attribute is not
available.
Updated SoundPatcher Attrs for Oblivion
Added Game Specific Attrs for GraphicsPatcher
Updated SoundPatcher Attrs for FNV
Added Game Specific GraphicsPatcher Attrs for FNV
Updated SoundPatcher Attrs for FO3
Added Game Specific GraphicsPatcher Attrs