Bump version for cic-cache python package build

apps/cic-cache/cic_cache/__init__.py

@@ -1 +0,0 @@
-from .cache import BloomCache

apps/cic-cache/cic_cache/version.py

@@ -5,7 +5,7 @@ version = (
         0,
         2,
         1,
-        'alpha.2',
+        'rc.1',
         )
 
 version_object = semver.VersionInfo(

apps/cic-eth/cic_eth/eth/gas.py

@@ -386,6 +386,7 @@ def refill_gas(self, recipient_address, chain_spec_dict):
     session.flush()
 
     # finally determine the value to send
+    # TODO: must be dynamic; more gas if price went up. 
     refill_amount = 0
     if not zero_amount:
         refill_amount = self.safe_gas_refill_amount