+Bug fixes: #638, #647, #657, #669.
+
+Implement skip of 0 hit counts in scan. Useful for scan operations
+limited by a result set.
+
+Honor position attribute, i.e. allow first-in-field search. To
+enable this, "firstinfield 1" must be given for an index in
+default.idx. Enabled in tab/default.idx for w. At this stage
+first-in field is supported for phrase/and-list/or-list searches
+