we need updateProfileCollectionView afterUpdatedSkillCoverAction

Yep/ViewControllers/Profile/ProfileViewController.swift

@@ -436,6 +436,10 @@ class ProfileViewController: UIViewController {
                 vc.skillID = skillInfo["skillID"] as? String
                 vc.skillLocalName = skillInfo["skillLocalName"] as? String
                 vc.skillCoverURLString = skillInfo["skillCoverURLString"] as? String
+
+                vc.afterUpdatedSkillCoverAction = { [weak self] in
+                    self?.updateProfileCollectionView()
+                }
             }
 
         } else if segue.identifier == "presentOAuth" {

Yep/ViewControllers/SkillHome/SkillHomeViewController.swift

@@ -46,6 +46,8 @@ class SkillHomeViewController: CustomNavigationBarViewController {
             }
         }
     }
+
+    var afterUpdatedSkillCoverAction: (() -> Void)?
     
     var isFirstAppear = true
 
@@ -359,6 +361,8 @@ extension SkillHomeViewController: UIImagePickerControllerDelegate, UINavigation
                                         println("userSkillB: \(userSkill), \(userSkill.coverURLString)")
 
                                         self?.skillCoverURLString = skillCoverURLString
+
+                                        self?.afterUpdatedSkillCoverAction?()
                                     }
                                 })
                             })

Yep/Views/SkillHomeHeaderView/SkillHomeHeaderView.swift

@@ -21,7 +21,7 @@ class SkillHomeHeaderView: UIView {
     
     lazy var headerImageView: UIImageView = {
         let tempImageView = UIImageView(frame: CGRectZero)
-        tempImageView.contentMode = UIViewContentMode.ScaleAspectFill
+        tempImageView.contentMode = .ScaleAspectFill
         tempImageView.clipsToBounds = true
         return tempImageView;
     }()