Fix infinite loading & percentile calculation on small samples (#91)

Fix bugs with low amount of stargazers

Change rating system to use letters instead of %

Add TestSplitTrustData & add another test case for BuildReport

Fix progress bar mixing with trust report & verbose mode

Compute percentiles for overall trust

Change red color threshold from <25% to <50%
Fix issue with stars option
Fix issue with scanning first stars actually scanning the last page first
Fix unit tests

Add crossbuild & dist dir to gitignore

Restructure documentation

Rename suspicious repository image

Make Astronomer public