LCM + ControlnetPose Gradio Examples

[radames]

This PR brings

• Option to Enable fast inference with LCM
• ControlnetPose Example
• Script to download the models download_models.py
• brought enhance_face_region from Spaces to demo here

[nosiu]

Sorry I'm a noob, but aren't you missing the implementation of control_mask param from demo, so enhance_face_region does nothing?

[radames]

hi @nosiu , you're right the region control with control_mask it's not on the github repo, you can find it here , I'm discussion with authors in order to bring it here as well

[johndpope]

in this PR - there's a mask used
#89

[dezigns333]

How could I adapt this to use objects and logos and put them on things like signs or shirts in the image? A non face-id images would be useful for designers.

[ResearcherXman]

I fixed some bugs and adjusted the code structure base on your commits in #114. Thanks and closed.