Add 'about warsjawa' section
Add you to speakers
Added sponsor node
Merge pull request #3 from warszawajug/aboutWarsjawa

Add 'about warsjawa' section
Merge pull request #6 from warszawajug/speakers

Add you to speakers
Merge pull request #7 from warszawajug/sponsors

Added sponsor node
Merge branch 'master' into gh-pages
Merge branch 'gh-pages'