Fix examples

Examples/AskExample.swift

@@ -15,7 +15,7 @@ print("\nYour age is \(age)\n")
 // Ask with validation
 let name = ask("Who are you?") { settings in
     settings.addInvalidCase("Snuffles is not allowed") { value in
-        value.containsString("Snuffles")
+        value.contains("Snuffles")
     }
 }
 print("\nYour are \(name)\n")

Examples/ChooseExample.swift

@@ -24,7 +24,7 @@ let choice3 = choose("Whats your favorite programming language? ", type: String.
     //choice value will be set to BAD
     settings.addChoice("Java") { "BAD" }
 
-    settings.index = .Letters
+    settings.index = .letters
     settings.indexSuffix = " ----> "
 }
 print("Your choice is \(choice3)")

Examples/EnvAndArgs.swift

@@ -5,7 +5,7 @@ import Swiftline
 
 // print(Env.get("PWD")!)
 print("All Environment Variables")
-print(Env.keys.joinWithSeparator("\n"))
+print(Env.keys.joined(separator: "\n"))
 
 print("\nPrinting value of PWD")
 print(Env.get("PWD")!)
@@ -14,6 +14,6 @@ print("\nPrint all Arguments")
 print(Args.all)
 
 print("\nPrint parsed Arguments")
-print(Args.parsed.flags["target"]!)
-print(Args.parsed.flags["framework"]!)
+print(Args.parsed.flags["target"] as Any)
+print(Args.parsed.flags["framework"] as Any)
 print(Args.parsed.parameters)

Examples/Podfile

@@ -1,6 +1,6 @@
 platform :osx, '10.10'
 plugin 'cocoapods-rome'
 
-pod 'Swiftline', :path => '../Swiftline.podspec'
-pod 'Quick', '~> 0.8.0'
-pod 'Nimble', '~> 3.0.0'
+target 'Examples' do
+    pod 'Swiftline', :path => '../Swiftline.podspec'
+end