Update react native to 0.56 and directly update dependencies

See merge request !180

https://github.com/facebook/react-native/issues/16906 is released

Use workaround from https://github.com/facebook/react-native/issues/19859#issuecomment-407748189 for babel issues

Bump version

See merge request !178

Resolve "Reference to terms and conditions on event page"

Closes #61

See merge request !177

Properly handle the invalid token response

Closes #21

See merge request !175

Resolve "1 January 1970 on member profiles instead of '?'"

Closes #57

See merge request !176

Show previous answers to registration fields when updating registrations

Closes #56

See merge request !174

Change registration start time format from hh:m to hh:mm

See merge request !173

Fix translation of 'heden'

See merge request !171

Add start:android-dev run command

See merge request !156

Introduce new folder structure

See merge request !152

Force GMS version

See merge request !170

Add gradle caching and use node images for non-android stages on CI

See merge request !167

Properly handle iOS notifications permission denial

See merge request !168

Download more RAM

See merge request !166

Set jvmargs to use more RAM

Fix moment locale selection in release builds

See merge request !163

Bump iOS version

See merge request !162

Fix MemberList styling on iOS

See merge request !160

Bump Android version

See merge request !161

Fix yarn run

See merge request !157

Fix overlay size on iOS registrations screen

See merge request !158