Fixed queries something like this: long#(& == 2)
Fixed queries with parameters and function like !=,> and so on.
Added tests to previous commit.
Fixed queries: room (floor) (ni).
Tests for previous commit.
Fixed problem in nested and medium queries.
Tests for previous commit.
Added execution of queries from the clist for big database (20000 elements).
Fixed copyright date.
Minor refactoring of code.