Move dialogs into a separate dir and create them dynamically.

Add "ignore user".
Update libqmatrixclient.

imports/Spectral/Component/Timeline/MessageDelegate.qml

@@ -7,6 +7,7 @@ import Spectral 0.1
 import Spectral.Setting 0.1
 
 import Spectral.Component 2.0
+import Spectral.Dialog 2.0
 import Spectral.Effect 2.0
 import Spectral.Font 0.1
 
@@ -84,6 +85,12 @@ ColumnLayout {
 
                     onSecondaryClicked: messageContextMenu.popup()
 
+                    Component {
+                        id: messageSourceDialog
+
+                        MessageSourceDialog {}
+                    }
+
                     Menu {
                         readonly property string selectedText: contentLabel.selectedText
 
@@ -92,10 +99,7 @@ ColumnLayout {
                         MenuItem {
                             text: "View Source"
 
-                            onTriggered: {
-                                sourceDialog.sourceText = toolTip
-                                sourceDialog.open()
-                            }
+                            onTriggered: messageSourceDialog.createObject(ApplicationWindow.overlay, {"sourceText": toolTip}).open()
                         }
                         MenuItem {
                             text: "Reply"