Squashed commits:
[d64bb3bb] Stop using the ServiceLocator directly in the ScreenTrackerViewModifier
[37c46ab9] Rename Analytics to AnalyticsService
[8852a371] #920 - Cleanup ServiceLocator usages
* App polish
- Skeleton avatar colour on app switching.
- Bug report icon and string.
- Semi-bold font on room list timestamps.
- Room attachments button spacing and alignment.
- Replace link tint with semi-bold font in AnalyticsSettingsScreen.
- Semi-bold font on Invites button.
- Add padding to media attachment sheet.
- Message composer header layout tweaks.
- Remove indicator after changing homeserver with an MXID.
- Change copy permalink string.
- Formatting of link in Analytics Prompt.
- Remove indicator after changing homeserver with an MXID.
- Change copy permalink string.
- Formatting of link in Analytics Prompt.
- Only semi-bold the room timestamp when unread.
- Tweak the colour of the date separator.
- Add activity indicator to toast style user indicator.
* Fixes#1011 - Add legal information screen in settings, move all settings related screens under Source/Screen/Settings
* Fix warnings after sliding sync api change
