Update GPS/UART

Change critical and low battery level thresholds

Add GPS Baud setting

Refine compass calibr stop tol.

Update startup bitmap; up FW rev

Update README.md

Change console report order, put it after timeout calc

Fix compass calibr restart conditions

Fix RSSI value typecast

Fix gps course usage

Remove HSE On since it is already running

Switch RTC from LSI to HSE clk source for better timeout accuracy

Edit .gitignore to show up csv BOM

Merge pull request #39 from FeruzTopalov/feature_hw/production_content

Export files to PROD folder

Remove previous output content

Fix power hold after settings reset to default

Add battery low banner before shut down

Delete todos

Add defines to timer1 interval types

Ttimer 3 & 4 clear interrupt before enable

Put ecompass sleep when not needed

Comment out GPS reset to default

Set radio to STDBY_RC by default;

Merge pull request #38 from FeruzTopalov/feature_fw/periph_clock_gating

Gate clock TIM4