* Added pdfs; added translations for /cards
* Added spanish cards to ttt page
* Added catalan cards to ttt and /cards
* Added zh-tw cards to /cards and /go and fixed /cards link for Fashion cards for all languages
* Removed duplicate starter link for ca, remove starter links for zh-tw (no translation)
fixes#1276 (swedish)
We are recruiting Scratchers for interviews on the Scratch Community
blocks feature; this is a part of my PhD disseration. This commit has
the PDF forms and the views that are needed for the recruitment.