Clean up missing dependency change updates

apps/cic-cache/cic_cache/runnable/daemons/filters/faucet.py

@@ -25,7 +25,10 @@ class FaucetFilter(TagSyncFilter):
 
 
     def filter(self, conn, block, tx, db_session=None):
-        data = strip_0x(tx.payload)
+        try:
+            data = strip_0x(tx.payload)
+        except ValueError:
+            return False
         logg.debug('data {}'.format(data))
         if Faucet.method_for(data[:8]) == None:
             return False

apps/cic-cache/cic_cache/runnable/daemons/tracker.py

@@ -72,6 +72,7 @@ def register_filter_tags(filters, session):
             session.commit()
             logg.info('added tag name "{}" domain "{}"'.format(tag[0], tag[1]))
         except sqlalchemy.exc.IntegrityError:
+            session.rollback()
             logg.debug('already have tag name "{}" domain "{}"'.format(tag[0], tag[1]))