implement two facade metrics in augur_db
implement two facade metrics in augur_db

'annual-lines-of-code-count-ranked-by-repo-in-repo-group' and 'annual-lines-of-code-count-ranked-by-new-repo-in-repo-group'

Signed-off-by: Bingwen Ma <27def536c643ce1f88ca2c07ff6169767bd9a90f@gmail.com>

OSSHealth/ghdata,OSSHealth/ghdata,OSSHealth/ghdata