Merge pull request #97 from LauraHilliger/gh-pages

edited signup link and index page
Merge pull request #98 from LauraHilliger/gh-pages

added 404
Merge pull request #99 from LauraHilliger/gh-pages

fixing 404
Merge pull request #100 from LauraHilliger/gh-pages

404
Update concepts
Update concepts
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Update resources

Update resources to include Aspiration tech, vmg, tiltfactor
Update resources

So the links are tasty :)
added makes to facilitating module