Firmware did for himself as a "testing ground" for the tests. All developments will spread patches.
Changes in version 0.4:
By default, the data transfer is disabled
Hiding icon unused sim card
Disabling unused messages sim card
Removing unnecessary items in the settings
Added engineering menu in the configuration under Developer
Radio without headphones
Switching tracks volume buttons (only works when the screen is off)
4 bar icon in the curtain
Launcher with support icons for nova / apex / go
Updated system applications
Updated APN settings
Fixed graphics dialer and curtains