Url Hits Coverage

Slice:	web_production
Index:	1272
Name:	UrlHitsCoverage
Group:
Description:	Fast version of FI_URL_DOMAIN_FRACTION
Tags:	TG_DOC TG_DYNAMIC TG_URL_TEXT TG_OFTEN_ZERO TG_L2 TG_NN_OVER_FEATURES_USE
Authors:	lpshka bochkarev
Responsibles:	ironpeter tsimkha