Merge pull request #351 from Inter-Blockchain-Service/master

Add coingecko id for quicksilver and gravity-bridge

src/chains/mainnet/gravitybridge.json

@@ -13,7 +13,7 @@
         "base": "ugraviton",
         "symbol": "GRAVITON",
         "exponent": "6",
-        "coingecko_id": "", 
+        "coingecko_id": "graviton", 
         "logo": "/logos/gravity-bridge.png"
     }]
 }

src/chains/mainnet/quicksilver.json

@@ -13,7 +13,7 @@
       "base": "uqck",
       "symbol": "QCK",
       "exponent": "6",
-      "coingecko_id": "",
+      "coingecko_id": "quicksilver",
       "logo": "/logos/quicksilver.png"
     }
   ]