NCKBox_sprd_installer_v2.2.1

Added new flash protocol to support new SPRD devices

- Flashing time must be more fast also.
-- If phone not support this flashing protocol or work unstable, can be forced old flash protocol.
--- Need to check "use old flash protocol" checkbox.

Added read firmware for phones what support this.

- If loader support this feature, will show read firmware in selection menu.
-- Updated write backup firmware for supported phones.

Updated custom loader functions.

- Added possibility for user to select name untill building loader.
-- Added Included build info inside built loader, on building loader, exe will try to get this info from firmware.
--- After, using check custom loader, will be displayed also info about device and loader.
---- Added possibility to include userdata and cache inside custom loader.
----- On Erase userdata, if loader contain inside userdata and cache, will be auto written after format userdata.
------ Useful in case of phones with signed firmware.
------- Such phones will stuck on logo after wipe or erase userdata without prefilled factory userdata.

Fixed bug with unlock phones in Diag mode.

Fixed bug with write SN in Diag mode for supported phones.

Improved write IMEI in Diag mode for supported phones.

Improved backup/restore nvram function for supported modes.

- Exe will try to use new protocol instead, if not support will use old.
-- Some new models of phones not allow to use old protocol anymore.

Updated Motorola phones loaders database.