Create kozaru.html

I made kozaru.html
Add first draft
Create cu39.html

for a workshop.
Merge pull request #44 from kozaru/master

add kozaru.html
Merge pull request #47 from kanizmb/master

Add first draft of my user page
Merge pull request #43 from cu39/master

Create cu39.html
Merge branch 'master' of github.com:githubteacher/githubteacher.github.io