0.1.7

• Performance: Faster, background downloads (#172)
• Feature: Full screen app images (#181)
• Feature: Remember trusted signers (#141)
• Feature: Show certificate mismatch before installing (#179)
• Bugfix: Swipe left should not close the app in nested screens (#175)
• Bugfix: App curation set related issues
• Bugfix: Prevent install in bad state: better UI and error toast