feat: added Open Collective support option

.github/FUNDING.yml

@@ -2,3 +2,4 @@ github: [exelban]
 patreon: exelban
 ko_fi: exelban
 custom: ["https://www.paypal.com/donate?hosted_button_id=3DS5JHDBATMTC"]
+open_collective: stats

Stats/Supporting Files/Assets.xcassets/support/open_collective.imageset/Contents.json

@@ -0,0 +1,21 @@
+{
+  "images" : [
+    {
+      "filename" : "open_collective.png",
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

Stats/Views/Settings.swift

@@ -278,7 +278,7 @@ private class SettingsView: NSView {
     
     private func supportView() -> NSViewController {
         let vc: NSViewController = NSViewController(nibName: nil, bundle: nil)
-        let view: NSStackView = NSStackView(frame: NSRect(x: 0, y: 0, width: 160, height: 40))
+        let view: NSStackView = NSStackView(frame: NSRect(x: 0, y: 0, width: 200, height: 40))
         view.spacing = 0
         view.orientation = .horizontal
         
@@ -286,6 +286,7 @@ private class SettingsView: NSView {
         view.addArrangedSubview(supportButton(name: "PayPal", image: "paypal", action: #selector(self.openPaypal)))
         view.addArrangedSubview(supportButton(name: "Ko-fi", image: "ko-fi", action: #selector(self.openKofi)))
         view.addArrangedSubview(supportButton(name: "Patreon", image: "patreon", action: #selector(self.openPatreon)))
+        view.addArrangedSubview(supportButton(name: "Open Collective", image: "open_collective", action: #selector(self.openOpencollective)))
         
         vc.view = view
         return vc
@@ -338,6 +339,10 @@ private class SettingsView: NSView {
         NSWorkspace.shared.open(URL(string: "https://patreon.com/exelban")!)
     }
     
+    @objc private func openOpencollective(_ sender: NSButton) {
+        NSWorkspace.shared.open(URL(string: "https://opencollective.com/stats")!)
+    }
+    
     @objc private func closeApp(_ sender: Any) {
         NSApp.terminate(sender)
     }