Note in bl_info that version must be hardcoded; fix typo in bl_info["blender"] key.
Note in bl_info that version must be hardcoded; fix typo in bl_info["blender"] key.

nightstrike/blender_nif_plugin,amorilia/blender_nif_plugin,nightstrike/blender_nif_plugin,amorilia/blender_nif_plugin