Add InterfaceCallback prefab.

Author: rpavlik

OSVR-Unity/Assets/OSVRUnity/Prefabs/InterfaceCallback.prefab

@@ -0,0 +1,54 @@
+%YAML 1.1
+%TAG !u! tag:unity3d.com,2011:
+--- !u!1 &112524
+GameObject:
+  m_ObjectHideFlags: 0
+  m_PrefabParentObject: {fileID: 0}
+  m_PrefabInternal: {fileID: 100100000}
+  serializedVersion: 4
+  m_Component:
+  - 4: {fileID: 412524}
+  - 114: {fileID: 11412524}
+  m_Layer: 0
+  m_Name: InterfaceCallback
+  m_TagString: Untagged
+  m_Icon: {fileID: 0}
+  m_NavMeshLayer: 0
+  m_StaticEditorFlags: 0
+  m_IsActive: 1
+--- !u!4 &412524
+Transform:
+  m_ObjectHideFlags: 1
+  m_PrefabParentObject: {fileID: 0}
+  m_PrefabInternal: {fileID: 100100000}
+  m_GameObject: {fileID: 112524}
+  m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
+  m_LocalPosition: {x: -.100000001, y: 0, z: 0}
+  m_LocalScale: {x: .100000001, y: .100000001, z: .100000001}
+  m_Children: []
+  m_Father: {fileID: 0}
+  m_RootOrder: 0
+--- !u!114 &11412524
+MonoBehaviour:
+  m_ObjectHideFlags: 1
+  m_PrefabParentObject: {fileID: 0}
+  m_PrefabInternal: {fileID: 100100000}
+  m_GameObject: {fileID: 112524}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: 07e9520e0cc30554c9e6c2985af8c48f, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: 
+  path: 
+--- !u!1001 &100100000
+Prefab:
+  m_ObjectHideFlags: 1
+  serializedVersion: 2
+  m_Modification:
+    m_TransformParent: {fileID: 0}
+    m_Modifications: []
+    m_RemovedComponents: []
+  m_ParentPrefab: {fileID: 0}
+  m_RootGameObject: {fileID: 112524}
+  m_IsPrefabParent: 1
+  m_IsExploded: 1