Rename transient store key to be a unique key.

This caused an error with non-determinism between nodes with same
gaiad version and genesis.

PENDING.md

@@ -7,7 +7,8 @@ BREAKING CHANGES
 * Gaia CLI  (`gaiacli`)
 
 * Gaia
-
+    * Make the transient store key use a distinct store key.
+    
 * SDK 
 
 * Tendermint 

cmd/gaia/app/app.go

@@ -78,7 +78,7 @@ func NewGaiaApp(logger log.Logger, db dbm.DB, traceStore io.Writer, baseAppOptio
 		keyGov:           sdk.NewKVStoreKey("gov"),
 		keyFeeCollection: sdk.NewKVStoreKey("fee"),
 		keyParams:        sdk.NewKVStoreKey("params"),
-		tkeyParams:       sdk.NewTransientStoreKey("params"),
+		tkeyParams:       sdk.NewTransientStoreKey("transient_params"),
 	}
 
 	// define the accountMapper