Spanish, blocked contacts & contacts sync, bug fixes

New features:

• Spanish translation by @sanmiguel2019
• Immediate contacts sync on change
• Support for display of blocked contacts
• Background uploads.
• Key press and read notifications settings are being used now
• Account settings refactored into 4 screens.

Other changes:

• Dropped support for iOS 9
• Pods updated to latest versions
• Fabric Crashlytics updated to Firebase Crashlytics
• Session background indicator moved from {sub} to {hi} packet.

Bug fixes:

• Page loading in MessageViewController fixed
• Fixes: file preview details ui and build.
• Handle auth token expiration.
• Fix auth token loss error.
• Remove race condition in MessageInterctor.sendReadNote.
• Fix saving-retrieving-updating credentials
• Added iCloud entitlement

Full list of changes: v1.2.3...v1.3.3

Incognito mode, account contacts, full i18n, bug fixes

• Incognito mode: ability to be online while appearing offline to other users
• Ability to delete account.
• Chinese translations completed (would be nice for a native speaker to check them).
• PromisedReply substantially refactored.
• Dropped support for iOS 9.

Bug fixes:

• Crash in Drafty fixed.
• Adding and deleting account contacts work as expected now.

Full list of changes: v1.1.1...v1.2.3

Incognito mode, account contacts, bug fixes

• Incognito mode.
• PromisedReply substantially refactored.
• Adding and deleting account contacts works correctly now.
• Crash in Drafty fixed.

Full list of changes: v1.1.1...v1.2.0

Attachment previews, new chat notifications, bug fixes

Tagging of releases switched to Apple-required scheme of 1.x.x.

Notable changes:

• Images and documents are now offered for preview before sending.
• Push notifications for new subscriptions are now handled.
• Data race while sending read notifications fixed.
• Password handling UI improved.
• Several bug fixes.

Full list of changes: v0.16.3...v1.1.1

App store release

• iOS Tinode is now available in the app store!
• Automatic background data fetches on receiving a push notification.
• Firebase Analytics added.
• Show indicators of deleted messages.
• Multiple bug fixes.

Full list of changes: v0.16.2 - v0.16.3

Most functionality is in place and works as expected

Dark mode works.
Push notifications work, including unread counter.
@KyoShio contributed Simplified Chinese translation. Thanks!
Multiple bug fixes, total of 130 commits.

First functional release

Support for banning and reporting topics and users. Links to ToS, Privacy policy, contacts.

d6c12f8 hide blocked topics from contact list
053103b adding muted + blocked icons to contacts
7d2d939 handling of banned users
39fc4a5 use constant instead of literal topic name
6c711ee add client-side topic reporting
c6149b5 add explanation to report action
9065798 add tap handlers
04846c9 more blocking and reporting
99496af hooking up blocking and reporting