Update DCR info.json

Source:
https://coinmarketcap.com/currencies/decred/

blockchains/decred/info/info.json

@@ -1,28 +1,28 @@
 {
-    "name": "",
-    "website": "",
-    "source_code": "",
-    "whitepaper": "",
+    "name": "Decred",
+    "website": "https://www.decred.org",
+    "source_code": "https://github.com/decred",
+    "whitepaper": "https://docs.decred.org/",
     "explorers": [
         {
-            "name": "",
-            "url": ""
+            "name": "Decred Block Explorer",
+            "url": "https://explorer.dcrdata.org/"
         }
     ],
     "socials": [
         {
             "name": "Twitter",
-            "url": ""
+            "url": "https://twitter.com/decredproject"
         },
         {
             "name": "Reddit",
-            "url": ""
+            "url": "https://reddit.com/r/decred"
         }
     ],
     "details": [
         {
             "language": "en",
-            "description": ""
+            "description": "Decred (DCR) is an open-source, Bitcoin fork that places emphasis on development funding, on-chain governance, and consensus mechanisms.\r\n\r\nLaunched in Feb 2016 by the Bitcoin developers behind btcsuite (an alternative full-node Bitcoin implementation written in Go (golang), Decred successfully orchestrated an on-chain user-activated consensus vote, which is emblematic of the project's emphasis on community-driven stakeholder governance. Other features of the project include a hybrid proof-of-work (PoW) proof-of-stake (PoS) consensus voting system, a public proposal platform, smart contracts, cross-chain atomic swaps, and cross-platform wallets."
         }
     ],
     "data_source": "crowd"