Implemented Unity classes

Implemented bindings for Unity's classes

Not all Unity's classes are implemented for Lua bindings, because this task requires manual labour.
For now next classes are implemented:

• Bounds
• Collision
• Color
• ContactPoint
• LayerMask
• Mathf
• Matrix4x4
• NavMeshHit
• NavMeshPath
• Object
  • AudioClip
  • Component
    • Behaviour
      • Animator
      • AudioSource
      • Camera
      • Light
      • MonoBehaviour
        • Selectable
          • Button
          • Toggle
          • Slider
        • TextMeshPro (limited)
      • NavMeshAgent
      • OffMeshLink
    • Collider
      • CharacterController
      • MeshCollider
      • CapsuleCollider
      • BoxCollider
      • SphereCollider
      • WheelCollider
      • TerrainCollider
    • Renderer
      • MeshRenderer
      • SkinnedMeshRenderer
    • Rigidbody
    • Transform
  • GameObject
  • Texture
    • Texture2D
• OffMeshLinkData
• Random
• Ray
• RaycastHit
• RenderSettings
• Physics
• Quaternion
• Time
• Vector2
• Vector3
• Vector4