fix: update dependencies, due to security issues upstream

package.json

@@ -34,10 +34,10 @@
     "test": "yarn lint && yarn unit",
     "test:integration": "yarn lint && jest --config=jest-integration.config.js",
     "watch": "jest --watch",
-    "cov": "jest --coverage; opn coverage/lcov-report/index.html",
-    "cov-open": "opn coverage/lcov-report/index.html",
+    "cov": "jest --coverage; open-cli coverage/lcov-report/index.html",
+    "cov-open": "open-cli coverage/lcov-report/index.html",
     "send-coverage": "jest && codecov",
-    "docs": "yarn docs:html && opn docs/index.html",
+    "docs": "yarn docs:html && open-cli docs/index.html",
     "docs:test": "yarn docs:html",
     "docs:html": "typedoc src/index.ts --excludePrivate --mode file --theme minimal --out docs",
     "docs:json": "typedoc --mode file --json docs/typedoc.json src/index.ts",
@@ -77,22 +77,23 @@
     "node": ">=4.5"
   },
   "devDependencies": {
-    "@types/jest": "^23.0.0",
+    "@types/jest": "^24.0.15",
     "@types/node": "^8.0.4",
-    "codecov": "^3.1.0",
-    "fast-clone": "^1.5.3",
-    "gh-pages": "^1.2.0",
-    "jest": "^24.1.0",
+    "@types/underscore": "^1.8.9",
+    "codecov": "^3.5.0",
+    "fast-clone": "^1.5.13",
+    "gh-pages": "^2.0.1",
+    "jest": "^24.8.0",
     "mkdirp": "^0.5.1",
     "node-license-validator": "^1.3.0",
     "npm-scripts-info": "^0.3.9",
-    "nyc": "^13.3.0",
-    "opn-cli": "^4.0.0",
+    "nyc": "^14.1.1",
+    "open-cli": "^5.0.0",
     "sleep-ms": "^2.0.1",
-    "standard-version": "^4.4.0",
-    "trash-cli": "^1.4.0",
-    "ts-jest": "^24.0.0",
-    "tslint": "^5.12.1",
+    "standard-version": "^6.0.1",
+    "trash-cli": "^3.0.0",
+    "ts-jest": "^24.0.2",
+    "tslint": "^5.18.0",
     "tslint-config-standard": "^8.0.1",
     "typedoc": "^0.14.2",
     "typescript": "^3.3.3333"
@@ -108,7 +109,7 @@
     "source"
   ],
   "dependencies": {
-    "@types/underscore": "^1.8.9",
+    "marked": "^0.6.2",
     "underscore": "^1.9.1"
   },
   "standard-version": {