Update for Xcode 7.0.1 GM.

Updated version to 0.2.2 and fixed compiler errors for Xcode 7 GM.

src/Tools.swift

@@ -74,7 +74,7 @@ func runTask(launchPath: String, args: [String] = [], outputToStandardOut: Bool
         }
 
         let replaced = process(str) { (inout string: String, range: Range<String.Index>) in
-            string.replaceRange(range.startIndex ..< advance(range.startIndex, 2), with: "\\e")
+            string.replaceRange(range.startIndex ..< range.startIndex.advancedBy(2), with: "\\e")
         }
 
         let stripped = process(str) { (inout string: String, range: Range<String.Index>) in

src/Utils.swift

@@ -8,6 +8,17 @@
 
 import Foundation
 
+public extension String {
+    public var pathExtension: String { return (self as NSString).pathExtension }
+    public var lastPathComponent: String { return (self as NSString).lastPathComponent }
+    public var stringByDeletingLastPathComponent: String { return (self as NSString).stringByDeletingLastPathComponent }
+
+    public var pathComponents: [String] { return (self as NSString).pathComponents }
+    public func stringByAppendingPathComponent(str: String) -> String {
+        return (self as NSString).stringByAppendingPathComponent(str)
+    }
+}
+
 /// Returns the root path that contains the script(s).
 func canonicalPath(path: String) throws -> String {
     guard let cpath = path.cStringUsingEncoding(NSUTF8StringEncoding) else { throw ErrorCode.PathNotFound }

src/version.sh

@@ -1,5 +1,5 @@
 
-VERSION=0.2.0
+VERSION=0.2.2
 BRANCH_NAME=$(git rev-parse --abbrev-ref HEAD)
 VERSION_FILE=VersionInfo.swift