chore: explicit update to dependencies (#100)

Author: bcoe

package.json

@@ -10,20 +10,21 @@
   ],
   "dependencies": {
     "find-up": "^2.1.0",
-    "istanbul-lib-instrument": "^1.6.2",
+    "istanbul-lib-instrument": "^1.7.0",
     "test-exclude": "^4.0.3"
   },
   "devDependencies": {
     "babel-cli": "^6.18.0",
-    "babel-core": "^6.21.0",
+    "babel-core": "^6.24.0",
     "babel-preset-es2015": "^6.18.0",
+    "babel-register": "^6.24.0",
     "chai": "^3.5.0",
     "coveralls": "^2.11.16",
     "cross-env": "^3.1.4",
     "mocha": "^3.2.0",
     "nyc": "^10.0.0",
     "pmock": "^0.2.3",
-    "standard": "^8.6.0",
+    "standard": "^9.0.2",
     "standard-version": "^4.0.0"
   },
   "scripts": {
@@ -55,7 +56,7 @@
       "fixtures/should-cover.js"
     ],
     "require": [
-      "babel-core/register"
+      "babel-register"
     ],
     "sourceMap": false,
     "instrument": false

test/babel-plugin-istanbul.js

@@ -43,7 +43,7 @@ describe('babel-plugin-istanbul', function () {
         ]
       })
       args[0].should.equal(path.resolve('./fixtures/plugin-should-cover.js'))
-      args[1].statementMap.should.exist
+      args[1].statementMap.should.exist // eslint-disable-line
     })
   })