Exception after recent Merge (Affects nightly Blender 2.79 build users)

Created by: zeffii

Exception in module register(): '\\scripts\\addons_contrib\\sverchok\\__init__.py'
Traceback (most recent call last):
  File "\scripts\modules\addon_utils.py", line 350, in enable
    mod.register()
 
  File "\scripts\addons_contrib\sverchok\menu.py", line 194, in get_node_idname_for_operator
    rna = getattr(bpy.types, nodetype).bl_rna
AttributeError: 'RNA_Types' object has no attribute 'SvLineNodeMK2'