diff --git a/.gitignore b/.gitignore
index 723ef36..6339404 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,4 @@
-.idea
\ No newline at end of file
+.idea
+PullToRefresh.xcodeproj/xcuserdata/josip04.xcuserdatad
+PullToRefresh.xcodeproj/xcuserdata/josip04.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist
+build
\ No newline at end of file
diff --git a/PullToRefresh.xcodeproj/project.pbxproj b/PullToRefresh.xcodeproj/project.pbxproj
index 8a70a58..9e1aba5 100644
--- a/PullToRefresh.xcodeproj/project.pbxproj
+++ b/PullToRefresh.xcodeproj/project.pbxproj
@@ -282,6 +282,7 @@
 					};
 					C7D1CF8E199BB3C8009FD485 = {
 						CreatedOnToolsVersion = 6.0;
+						DevelopmentTeam = 424L75GG87;
 					};
 				};
 			};
@@ -557,6 +558,7 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				ASSETCATALOG_COMPILER_LAUNCHIMAGE_NAME = LaunchImage;
+				CODE_SIGN_IDENTITY = "iPhone Developer";
 				INFOPLIST_FILE = "$(SRCROOT)/PullToRefreshDemo/Info.plist";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -568,6 +570,7 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				ASSETCATALOG_COMPILER_LAUNCHIMAGE_NAME = LaunchImage;
+				CODE_SIGN_IDENTITY = "iPhone Developer";
 				INFOPLIST_FILE = "$(SRCROOT)/PullToRefreshDemo/Info.plist";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
 				PRODUCT_NAME = "$(TARGET_NAME)";
diff --git a/PullToRefresh.xcodeproj/project.xcworkspace/xcuserdata/josip04.xcuserdatad/UserInterfaceState.xcuserstate b/PullToRefresh.xcodeproj/project.xcworkspace/xcuserdata/josip04.xcuserdatad/UserInterfaceState.xcuserstate
index 104f278..298e724 100644
Binary files a/PullToRefresh.xcodeproj/project.xcworkspace/xcuserdata/josip04.xcuserdatad/UserInterfaceState.xcuserstate and b/PullToRefresh.xcodeproj/project.xcworkspace/xcuserdata/josip04.xcuserdatad/UserInterfaceState.xcuserstate differ
diff --git a/PullToRefresh.xcodeproj/xcuserdata/josip04.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist b/PullToRefresh.xcodeproj/xcuserdata/josip04.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist
deleted file mode 100644
index fe2b454..0000000
--- a/PullToRefresh.xcodeproj/xcuserdata/josip04.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist
+++ /dev/null
@@ -1,5 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<Bucket
-   type = "1"
-   version = "2.0">
-</Bucket>
diff --git a/PullToRefresh.xcodeproj/xcuserdata/josip04.xcuserdatad/xcschemes/xcschememanagement.plist b/PullToRefresh.xcodeproj/xcuserdata/josip04.xcuserdatad/xcschemes/xcschememanagement.plist
deleted file mode 100644
index acda814..0000000
--- a/PullToRefresh.xcodeproj/xcuserdata/josip04.xcuserdatad/xcschemes/xcschememanagement.plist
+++ /dev/null
@@ -1,42 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
-<plist version="1.0">
-<dict>
-	<key>SchemeUserState</key>
-	<dict>
-		<key>PullToRefresh.xcscheme_^#shared#^_</key>
-		<dict>
-			<key>orderHint</key>
-			<integer>0</integer>
-		</dict>
-		<key>Refresher.xcscheme_^#shared#^_</key>
-		<dict>
-			<key>orderHint</key>
-			<integer>1</integer>
-		</dict>
-	</dict>
-	<key>SuppressBuildableAutocreation</key>
-	<dict>
-		<key>C7AC6CCB19A7FE6D007107DF</key>
-		<dict>
-			<key>primary</key>
-			<true/>
-		</dict>
-		<key>C7AC6CD519A7FE6D007107DF</key>
-		<dict>
-			<key>primary</key>
-			<true/>
-		</dict>
-		<key>C7D1CF8E199BB3C8009FD485</key>
-		<dict>
-			<key>primary</key>
-			<true/>
-		</dict>
-		<key>C7D1CFA0199BB3C8009FD485</key>
-		<dict>
-			<key>primary</key>
-			<true/>
-		</dict>
-	</dict>
-</dict>
-</plist>
diff --git a/PullToRefreshDemo/ViewController.swift b/PullToRefreshDemo/ViewController.swift
index a6df505..2b5ff8a 100644
--- a/PullToRefreshDemo/ViewController.swift
+++ b/PullToRefreshDemo/ViewController.swift
@@ -73,7 +73,7 @@ class ViewController: UIViewController {
     func tableView(tableView: UITableView!, cellForRowAtIndexPath indexPath: NSIndexPath!) -> UITableViewCell! {
         
         var cell = UITableViewCell(style: .Default, reuseIdentifier: "Cell")
-        cell.textLabel.text = "Row " + String(indexPath.row + 1)
+        cell.textLabel?.text = "Row " + String(indexPath.row + 1)
         return cell
     }
 }