Update interface to 0.0.21
Update interface to 0.0.21

mandar2812/DynaML,transcendent-ai-labs/DynaML,transcendent-ai-labs/DynaML,mandar2812/DynaML,transcendent-ai-labs/DynaML,transcendent-ai-labs/DynaML,transcendent-ai-labs/DynaML