added data dictionary event, updated event links
added data dictionary event, updated event links

rebeccawilliams/ecohackresources,chihacknight/chihacknight.org,ProgressiveHackNight/proghacknight.org,rebeccawilliams/ecohackresources,ProgressiveHackNight/proghacknight.org,lauradhamilton/open-gov-hack-night,ProgressiveHackNight/proghacknight.org,rebeccawilliams/ecohackresources,OpenSaltLake/opensaltlake.github.io,ziegegeist/chihacknight.org,lauradhamilton/open-gov-hack-night,ziegegeist/chihacknight.org,CodeandoGuadalajara/codeandoguadalajara.github.io,CodeandoGuadalajara/codeandoguadalajara.github.io,OpenSaltLake/opensaltlake.github.io,CodeandoGuadalajara/codeandoguadalajara.github.io,chihacknight/chihacknight.org,OpenSaltLake/opensaltlake.github.io,ziegegeist/chihacknight.org,opensatx/opensatx.github.io,opensatx/opensatx.github.io,chihacknight/chihacknight.org,lauradhamilton/open-gov-hack-night,ziegegeist/chihacknight.org,ProgressiveHackNight/proghacknight.org,chihacknight/chihacknight.org,CodeandoGuadalajara/codeandoguadalajara.github.io