Infinity Chinese Miracle-2 #CM2MT2 v2.37 - general improvements and fixes

Infinity Chinese Miracle-2 #CM2MT2 v2.37 - general improvements and fixes

- "Restore Backup" config mode updated
- "Restore Backup" allow to select files manually
- Flash file (Scatter) Open|Select|Clean buttons at "Flash" page
- Flash file (Scatter) parser updated
- Flash file (Scatter) selection issue fixes
- MemoryTool file selection issue fixes
- MemoryTool gui minor changes
- "Switch to HS USB" option removed
- Config storage engine updated
- Account Check gives balance and subscription date
- "PMT Info" config value stored
- "Flash" page minor gui changes
- Loaders remote verification revised
- Installer updated to manage previously installed boot-pack
- Required Dongle firmware version: 0153

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