Fix 404s in docs, resolve issue #115
Fix 404s in docs, resolve issue #115

switch-education/pxt,playi/pxt,Microsoft/pxt,Microsoft/pxt,switch-education/pxt,Microsoft/pxt,Microsoft/pxt,playi/pxt,switch-education/pxt,playi/pxt,Microsoft/pxt,switch-education/pxt,switchinnovations/pxt,switchinnovations/pxt,playi/pxt,switch-education/pxt,switchinnovations/pxt,switchinnovations/pxt