Update package.json for latest VS Code engine

Author: daviwil

package.json

@@ -5,7 +5,7 @@
     "publisher": "ms-vscode",
     "description": "Develop PowerShell scripts in Visual Studio Code!",
     "engines": {
-        "vscode": "^0.10.10"
+        "vscode": "1.x.x"
     },
     "license": "SEE LICENSE IN LICENSE.txt",
     "homepage": "https://github.com/PowerShell/vscode-powershell/blob/master/README.md",
@@ -32,8 +32,8 @@
         "vscode-languageclient": "1.3.1"
     },
     "devDependencies": {
-        "vscode": "^0.11.x",
-        "typescript": "1.7.3"
+        "vscode": "^0.11.12",
+        "typescript": "^1.8.0"
     },
     "extensionDependencies": [
         "vscode.powershell"