removed assets
added initial docker slide
Squashed 'html/assets/' content from commit 1d76758

git-subtree-dir: html/assets
git-subtree-split: 1d76758614e7d46fb7f1b17f5cb3bbb5ee50f9df
Merge commit 'cb7146f2ea9172230439444b205a81d938adb5f6' as 'html/assets'
updated images
removed image files