Update version to 4.4.0 (#717)

Author: JoC0de

src/NuGetForUnity/Editor/Ui/NugetPreferences.cs

@@ -35,7 +35,7 @@ public class NugetPreferences : SettingsProvider
         /// <summary>
         ///     The current version of NuGet for Unity.
         /// </summary>
-        public const string NuGetForUnityVersion = "4.3.0";
+        public const string NuGetForUnityVersion = "4.4.0";
 
         /// <summary>
         ///     The location where the settings are placed in the menu of the Unity Editor.

src/NuGetForUnity/package.json

@@ -1,7 +1,7 @@
 {
     "name": "com.github-glitchenzo.nugetforunity",
     "displayName": "NuGetForUnity",
-    "version": "4.3.0",
+    "version": "4.4.0",
     "description": "A NuGet Package Manager for Unity",
     "unity": "2018.4",
     "keywords": [