fix oppo logo and convert script

convert.sh

@@ -25,9 +25,9 @@ function resizeLargeIcon () {
         -fill transparent \
         -fuzz 1% \
         -floodfill +0+0 white \
-        -floodfill +"$((width-1))"+0 white \
-        -floodfill +0+"$((height-1))" white \
-        -floodfill +$((width-1))+$((height-1)) white \
+        -floodfill +"$((width))"+0 white \
+        -floodfill +0+"$((height))" white \
+        -floodfill +$((width))+$((height)) white \
         -strip \
         -background none \
 		-fuzz 0 \

src/brand/OPPO.png.source

@@ -1 +1,2 @@
-Copied over from piwik repository
+https://www.oppo.com/favicon.ico
+converted from ico

src/brand/OPPO.png.todo

@@ -1 +0,0 @@
-Replace with better icon

src/browsers/PP.png

@@ -0,0 +1 @@
+../brand/OPPO.png

src/browsers/PP.png.source

@@ -0,0 +1 @@
+../brand/OPPO.png.source