Fixed bug around using branches w/ slashes in the name.

Author: Brandon Sneed

ModuloKit/Extensions.swift

@@ -11,15 +11,15 @@ import Foundation
 public extension String {
     public var ns: NSString { return (self as NSString) }
 
-    /*public mutating func replace(string: String, replacement: String) {
-        let range = rangeOfString(string)
-        if let range = range {
-            replaceRange(range, with: replacement)
+    func replaceFirst(_ string: String, replacement: String) -> String {
+        if let range = range(of: string) {
+            return replacingCharacters(in: range, with: replacement)
         }
-    }*/
+        return self
+    }
 
     public func replace(_ string: String, replacement: String) -> String {
-        let str = self.replacingOccurrences(of: string, with: replacement)
+        let str = replacingOccurrences(of: string, with: replacement)
 
         return str
     }

ModuloKit/SCM/SCM.swift

@@ -90,7 +90,7 @@ public enum SCMCheckoutType {
     func branchForPull() -> String? {
         switch self {
         case .branch(let name):
-            return name.replace("/", replacement: " ")
+            return name.replaceFirst("/", replacement: " ")
         default:
             return nil
         }