maarten/aardbei: Sprankelprachtig aan/afmeldsysteem

Sprankelprachtig aan/afmeldsysteem

Maarten van den Berg 589cf27399 Allow reference for time-based activity endpoints		6 lat temu
..
activities_controller.rb	438ab9bae6 Move up api key auth, reuse for activities	6 lat temu
groups_controller.rb	589cf27399 Allow reference for time-based activity endpoints	6 lat temu
me_controller.rb	437673cffd Begin work on a Cool And New JSON API	7 lat temu
people_controller.rb	437673cffd Begin work on a Cool And New JSON API	7 lat temu