Improve sonar visualization settings

[patrickelectric]

• Number of decimal places shown on numbers
• font size
• custom colours for the font
• angle of the text
• angle of display (ie. displayed vertically or horizontally)
• major and minor range rings and spacing options on how many major and minor rings are shown. Minor range rings would be thinner lines, major ones would be thicker lines, and an option to label or not label each one.
• An option to turn on or off the angle lines.
• be able to label the angles on the lines and turn the labels on or off
• Add more or fewer angular lines
• custom colour options on all the lines
• custom sonar colour schemes

ref: https://discuss.bluerobotics.com/t/pingviewernext-missing-features/22758/3