Update README for v1.1.0

[tucan9389]

• Add gif demos for each model (1 image per model)
  • Video: <#TODO#>
• Add png demos for each model (3~4 images per model)
  • Image1: <#TODO#>
  • Image2: <#TODO#>
  • Image3: <#TODO#>
  • Image4: <#TODO#>

[tucan9389]

• https://www.eyeem.com/p/62802327
• https://cdn4.eyeem.com/thumb/ffa79afca11d8f71bcc11525c972682b725cffe9-1428750879/1280/1280

[tucan9389]

• https://unsplash.com/photos/LVMG26EQfsk
• https://images.unsplash.com/photo-1504899567410-7501a313cadd?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=934&q=80

[tucan9389]

• https://unsplash.com/photos/mBLl_yO78n4
• https://images.unsplash.com/photo-1577633603610-ce31392c8aa9?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=934&q=80

• https://www.eyeem.com/p/42120338
• https://cdn2.eyeem.com/thumb/346f4a92abab6020a87138093575f397bcdb494e/1280/1280?watermark=false

[tucan9389]

• https://i.pinimg.com/564x/fd/14/45/fd1445c6acf76b29881126ff3f5f77f6.jpg

[tucan9389]

• https://www.pinterest.co.kr/pin/694609942503048950/?nic_v1=1ae1%2Bc7F%2BqylOI6CQxiRLdG8PZ7PkTq5aa0BGAXkt1u8gP30yw%2BRZmPTE9n7jyUVud

[tucan9389]

Line And Dot

Model Names	img-0	img-1	img-2	img-3	img-4
Source
PoseNet
PEFM-CPM
PEFM-Hourglass
OpenPose (multi-person)

[tucan9389]

Confidence Map (Heatmap)

Model Names	img-0	img-1	img-2	img-3	img-4
Source
PoseNet	-	-	-	-	-
PEFM-CPM
PEFM-Hourglass
OpenPose (multi-person)

[tucan9389]

PAF (Heatmap)

Model Names	img-0	img-1	img-2	img-3	img-4
Source
OpenPose (PAF x)
OpenPose (PAF y)