Added header template for inserting license text in new files created
Update existing files with license header text
Add contributions.md file
Add renovate.json file
Removed references of client id and secret from the compliance project and updated readme with details about how to contact mobile team to obtain demo client and secret for testing
Description
Added required settings and configuration for TrustedShop's open source project checklist - https://wiki.trustedshops.com/display/TrustProductsServices/Open+Source+Guild+-+Project+Check+List