Add Address Sanitizer suppression list.

This replaces the unnecessary deallocations on program termination.
Passing in the suppression list environment variable via setenv()
doesn't seem to work, so I've added a comment in the Makefile to explain
invocation.

src/main.cpp

@@ -49,9 +49,6 @@ void terminate(int arg) {
         shardThread->join();
     }
 
-    TableData::cleanup();
-    ChunkManager::cleanup();
-
     exit(0);
 }