Remove become first responder from message view

Closes GitHawkApp#4
- Removes tap gesture on message view
- Removed become first responder for taps

Author: rizwankce

MessageViewController/MessageView.swift

@@ -52,10 +52,6 @@ public final class MessageView: UIView, MessageTextViewListener {
         button.imageEdgeInsets = .zero
 
         updateEmptyTextStates()
-
-        let tap = UITapGestureRecognizer(target: self, action: #selector(becomeFirstResponder))
-        tap.cancelsTouchesInView = false
-        addGestureRecognizer(tap)
     }
 
     public required init?(coder aDecoder: NSCoder) {
@@ -202,10 +198,6 @@ public final class MessageView: UIView, MessageTextViewListener {
         return textView.resignFirstResponder()
     }
 
-    public override func becomeFirstResponder() -> Bool {
-        return textView.becomeFirstResponder()
-    }
-
     // MARK: Private API
 
     internal var height: CGFloat {