Upgrade typescript from ^2.5.2 to ^3.3.3

.vscode/settings.json

@@ -0,0 +1,3 @@
+{
+    "typescript.tsdk": "node_modules\\typescript\\lib"
+}

package-lock.json

@@ -1938,9 +1938,9 @@
             "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q="
         },
         "typescript": {
-            "version": "2.8.3",
-            "resolved": "https://registry.npmjs.org/typescript/-/typescript-2.8.3.tgz",
-            "integrity": "sha512-K7g15Bb6Ra4lKf7Iq2l/I5/En+hLIHmxWZGq3D4DIRNFxMNV6j2SHSvDOqs2tGd4UvD/fJvrwopzQXjLrT7Itw==",
+            "version": "3.3.3",
+            "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.3.3.tgz",
+            "integrity": "sha512-Y21Xqe54TBVp+VDSNbuDYdGw0BpoR/Q6wo/+35M8PAU0vipahnyduJWirxxdxjsAkS7hue53x2zp8gz7F05u0A==",
             "dev": true
         },
         "unique-stream": {

package.json

@@ -440,7 +440,7 @@
         "@types/node": "^7.0.43",
         "@types/ssh2": "^0.5.35",
         "@types/winreg": "^1.2.30",
-        "typescript": "^2.5.2",
+        "typescript": "^3.3.3",
         "vscode": "^1.1.21"
     },
     "dependencies": {