Add test for Si7021 in weather-i2c folder

adding test results (3.3v regulator counter board)

add new test results for counter

Update svg file according to FCstd

Update of counter box, single hole for RJ11 connector and pins, elongates front and back wall

counter: update tests description

counter: add non processed data

counter: correct the description of background experiment

counter: correct indentation of TotalUtilities

counter: change the sleep approach for logger