fixed full app graph height to be 100vh, added alchemy ids, alchemy svg no longer bleeds into other divs
changed assets dir to images and updated landing page and examples
download button restyled. new positioning for full app button. static nav everywhere except landing page
updated contrib.json and added to example and team graphs
fixing merge conflict
downloads are linked
logo image for examples had incorrect path
Merge pull request #161 from ifjorissen/ifj_landing

updated data, site buttons misc