Calendly & SavvyCal import (calcom#1512)

* Calendly & SavvyCal import

* added string keys to import

* Update pages/api/import/savvycal.ts

Co-authored-by: Omar López <zomars@me.com>

* Update pages/api/import/savvycal.ts

Co-authored-by: Omar López <zomars@me.com>

* Update pages/getting-started.tsx

Co-authored-by: Omar López <zomars@me.com>

* fixed string

* prettier

Co-authored-by: Peer Richelsen <peeroke@richelsen.net>
Co-authored-by: Omar López <zomars@me.com>
Co-authored-by: Peer Richelsen <peeroke@gmail.com>

fix i18n flicker on auth pages (calcom#1183)

* fix flicker on `/auth/login`

* fix flicker on logout

* fix flicker on error

* fix i18n flicker on signup

chore: change calendso strings to cal.com (calcom#707)

* chore: change calendso strings to cal.com

* rebase LICENSE

* rebase LICENSE

* strings that were missed

Co-authored-by: Bailey Pumfleet <pumfleet@hey.com>