clean up

src/compound.cpp

@@ -278,10 +278,10 @@ class compound_factory_impl : public std::enable_shared_from_this<compound_facto
 
 	compound *get(std::string id)
 	{
-		std::shared_lock lock(mMutex);
-
 		cif::to_upper(id);
 
+		std::shared_lock lock(mMutex);
+
 		compound *result = nullptr;
 
 		// walk the list, see if any of us has the compound already

src/symmetry.cpp

@@ -24,9 +24,6 @@
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include <atomic>
-#include <mutex>
-
 #include <cif++/symmetry.hpp>
 
 #include "./symop_table_data.hpp"