Added new package "Package Sync"

Added a new package to the Sublime package listing.
This package takes back up of the currently installed packages on the
user's machine and allows him to port the same on other devices as well.
This also caters to preserving the user settings for ech package.

repository/p.json

@@ -32,6 +32,18 @@
 				}
 			]
 		},
+		{
+			"name": "Package Sync",
+			"details": "https://github.com/utkarsh9891/PackageSync",
+			"labels": ["backup", "restore", "sync", "package"],
+			"releases": [
+				{
+					"sublime_text": ">=3000",
+					"platforms": ["osx", "windows"],
+					"tags": true
+				}
+			]
+		},
 		{
 			"details": "https://github.com/skuroda/PackageResourceViewer",
 			"releases": [