Doc Query Variety2

Slice:	images_new_runtime_doc_features
Index:	48
Name:	DocQueryVariety2
Group:
Description:	Number of different queries by which the document was clicked. Duplicate of FI_DOC_QUERY_VARIETY for mrindex, reason - design requirements.
Tags:	TG_STATIC TG_DOC TG_USER TG_USER_SEARCH TG_USER_EXT_DATA TG_FRESHNESS_FROZEN_POOL
Authors:
Responsibles:	sakhnov, shuster