improved quickstart on website
Fixup java quickstart and add scala quickstart

Some paths in the java quickstart were wrong
Merge remote-tracking branch 'gith_ozone/gh-pages' into new-quickstart

Conflicts:
	quickstart/index.markdown
finished quickstart
new blogpost
better title
Make page title h1
rework contact page
quickstart select page reworked
blogpost into drafts