Change api for ui and delayCall functions. Add delayed closure call.

GobalFunctions.swift

@@ -5,21 +5,40 @@ func L(_ key: String) -> String {
     return NSLocalizedString(key, comment: "")
 }
 
-/// Run closure in background
+/**
+ Run closure in background
+
+ Do not call UI on execution!
+ */
 func future(closure: @escaping ()->()) {
     let backQueue = DispatchQueue.global()
     backQueue.async(execute: closure)
 }
 
-/// Run closure after delay on main thread
-func delayCall(delayInSeconds: Double, closure: @escaping()->()) {
+/**
+ Run closure in background after delay
+
+ Do not call UI on execution!
+ */
+func delaiedFuture(_ delayInSeconds: Double, closure: @escaping ()->()) {
+    let delay = DispatchTime.now() + delayInSeconds
+    let backQueue = DispatchQueue.global()
+    backQueue.asyncAfter(deadline: delay, execute: closure)
+}
+
+/**
+ Run closure after delay on main thread
+
+ Safe for UI calls
+ */
+func delayCall(_ delayInSeconds: Double, closure: @escaping()->()) {
     let delay = DispatchTime.now() + delayInSeconds
     DispatchQueue.main.asyncAfter(deadline: delay) {
         closure()
     }
 }
 
 /// Run any closure on main thread explisitly
-func ui(closure: @escaping ()->()){
+func ui(_ closure: @escaping ()->()){
     DispatchQueue.main.async(execute: closure)
 }