v0.6.0: Include StatusUpdates in logging output at startup

• include all status changes when polling server
• ensure that polling restarts after Force Stop
• improve captive portal detection
• separate medic instance type config into a separate dropdown
• give a clearer error for bad SSL when configuring server
• fix transparency of HDPI icons
• include version number in SettingsDialogActivity title
• include StatusUpdates in logging output at startup
• include POST body when logging in demo server