Update ProjectVersion to 2019.2.12

Remove unused and update packages in manifest.json

Packages/manifest.json

@@ -1,13 +1,14 @@
 {
   "dependencies": {
-    "com.unity.ads": "2.0.8",
-    "com.unity.analytics": "3.3.2",
-    "com.unity.collab-proxy": "1.2.16",
-    "com.unity.package-manager-ui": "2.1.2",
-    "com.unity.purchasing": "2.0.6",
+    "com.unity.2d.sprite": "1.0.0",
+    "com.unity.ext.nunit": "1.0.0",
+    "com.unity.package-manager-ui": "2.2.0",
+    "com.unity.test-framework": "1.0.13",
     "com.unity.textmeshpro": "2.0.1",
-    "com.unity.timeline": "1.0.0",
+    "com.unity.timeline": "1.1.0",
+    "com.unity.ugui": "1.0.0",
     "com.unity.modules.ai": "1.0.0",
+    "com.unity.modules.androidjni": "1.0.0",
     "com.unity.modules.animation": "1.0.0",
     "com.unity.modules.assetbundle": "1.0.0",
     "com.unity.modules.audio": "1.0.0",

ProjectSettings/ProjectVersion.txt

@@ -1,2 +1,2 @@
-m_EditorVersion: 2019.1.8f1
-m_EditorVersionWithRevision: 2019.1.8f1 (7938dd008a75)
+m_EditorVersion: 2019.2.12f1
+m_EditorVersionWithRevision: 2019.2.12f1 (b1a7e1fb4fa5)