Merge pull request artsy#964 from xtina-starr/fb-gdpr

[PATCH authentication] add missing analytics properties for social auth

Merge pull request artsy#961 from artsy/bampity_bamp

@mzikherman => [PATCH ArtistPage] Bump version for fix of logged out version of artist page

Merge pull request artsy#956 from eessex/tooltip-bio

@xtina-starr => Deprecate ToolTip artist market data variant

Merge pull request artsy#958 by Peril

[FEATURE ArtistApp] Updates styles, functionality of artist page

Merge pull request artsy#950 from eessex/modal-system

@zephraph => Universal modal component

Merge pull request artsy#954 from artsy/bamp_ap

@mzikherman => [PATCH ArtistPage] Bump Reaction for some artist page QA work

Merge pull request artsy#947 from kanaabe/dismiss-modal-analytics

@eessex => Track on background click

Merge pull request artsy#945 from xtina-starr/fb-gdpr

[PATCH authentication] pass GDPR and analytic properties for social auth

Merge pull request artsy#934 from damassi/bump-reaction

[PATCH release] Bump reaction

Merge pull request artsy#933 from damassi/code-cleanup

[PATCH refactor] Move Styleguide/Pages to /Apps