update deps

Author: sulliwane

package.json

@@ -36,14 +36,14 @@
     "ethjs-signer": "0.1.1",
     "ethjs-unit": "0.1.6",
     "ethjs-util": "0.1.4",
-    "fs-extra": "6.0.1",
+    "fs-extra": "7.0.0",
     "iexec-contracts-js-client": "2.0.11",
     "iexec-server-js-client": "2.0.1",
     "inquirer": "^6.0.0",
     "is-docker": "1.1.0",
     "js-sha3": "0.7.0",
     "jws": "3.1.5",
-    "ora": "2.1.0",
+    "ora": "3.0.0",
     "prettyjson": "1.2.1",
     "query-string": "^6.1.0",
     "semver": "5.5.0",