Add refresh video on search

.travis.yml

config/default.yaml

config/production.yaml.example

scripts/travis.sh

server/controllers/api/search.ts

server/initializers/constants.ts

server/lib/activitypub/process/process-announce.ts

server/lib/activitypub/process/process-create.ts

server/lib/activitypub/process/process-like.ts

server/lib/activitypub/process/process-undo.ts

server/lib/activitypub/process/process-update.ts

server/lib/activitypub/share.ts

server/lib/activitypub/video-comments.ts

server/lib/activitypub/video-rates.ts

server/lib/activitypub/videos.ts

server/models/video/video.ts

server/tests/api/index-1.ts

server/tests/api/index-2.ts

server/tests/api/index-3.ts

server/tests/api/index-fast.ts