ticket:216 format file size with comma and align it to right
ticket:216 fix tests
ticket:216 merged master, fixed conflicts
Merge branch 'master' into t216_file_size_formatting
ticket:216 fixed ui tests
Merge branch 't216_file_size_formatting'
ticket:219 fixed query calculation in selectfilters.py
Merge branch 't219_grch37_filter_gets_dropped_by_selectfilters'