pk generator progress and sequence test progress

test/backends/SequenceFixture.hpp

@@ -1,7 +1,6 @@
 #ifndef MATADOR_SEQUENCE_FIXTURE_HPP
 #define MATADOR_SEQUENCE_FIXTURE_HPP
 
-
 #include "matador/query/schema.hpp"
 
 #include "matador/sql/connection.hpp"
@@ -20,7 +19,6 @@ public:
 protected:
     sql::connection db;
     std::stack <std::string> sequences_to_drop;
-    query::schema repo;
 
 private:
     void drop_sequence_if_exists(const std::string &sequence_name) const;