Make the outline used to indicate the selected tab less ugly when there are colored tabs

ThirdParty/PSMTabBarControl/source/PSMYosemiteTabStyle.m

@@ -585,7 +585,7 @@ static CGFloat PerceivedBrightness(CGFloat r, CGFloat g, CGFloat b) {
         NSColor *outerColor;
         NSColor *innerColor;
         const CGFloat alpha = [_tabBar.window isKeyWindow] ? 1 : 0.5;
-        if (brightness < 0.5) {
+        if (brightness > 0.5) {
             outerColor = [NSColor colorWithWhite:1 alpha:alpha];
             innerColor = [NSColor colorWithWhite:0 alpha:alpha];
         } else {
@@ -603,12 +603,6 @@ static CGFloat PerceivedBrightness(CGFloat r, CGFloat g, CGFloat b) {
         path = [NSBezierPath bezierPathWithRect:rect];
         [path setLineWidth:1];
         [path stroke];
-
-        [outerColor set];
-        rect = NSInsetRect(rect, 1, 1);
-        path = [NSBezierPath bezierPathWithRect:rect];
-        [path setLineWidth:1];
-        [path stroke];
     }
 }