Consolidate coverage config files
Correct lint error for missing blank line at end
Edit LAYOUT to reflect one coverage config file
Update doc to reflect only one coverage config file
Update settings for coverage config file
Add tool to run coverage and reports
Fix lint error for missing new line
Merge pull request #1488 from willingc/cov-customs

Consolidate coverage configuration files
Update testing basics doc on runnings tests without warnings. Add simple helper tool.
Merge pull request #1490 from willingc/test-warning

Update testing basics doc and add helper tool to run tests without warnings