Remove playground

.gitignore

@@ -1,4 +1,5 @@
 .DS_Store
+MyPlayground.playground/
 
 ### Swift ###
 # Xcode

MyPlayground.playground/Contents.swift

@@ -1,3 +0,0 @@
-import UIKit
-
-

MyPlayground.playground/contents.xcplayground

@@ -1,4 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
-<playground version='5.0' target-platform='ios' executeOnSourceChanges='false'>
-    <timeline fileName='timeline.xctimeline'/>
-</playground>

Tusker.xcworkspace/contents.xcworkspacedata

@@ -1,9 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Workspace
    version = "1.0">
-   <FileRef
-      location = "group:MyPlayground.playground">
-   </FileRef>
    <FileRef
       location = "container:Tusker.xcodeproj">
    </FileRef>