Enable one more level of zooming in, just for fun

Change-Id: I7181199363f93dd7da851674c7f593f509082475

ios/experimental/TiledLibreOffice/TiledLibreOffice/View.m

@@ -23,7 +23,7 @@
 {
     self = [super initWithFrame:frame];
     if (self) {
-        const int MAXZOOM = 4;
+        const int MAXZOOM = 8;
 
         [self setMaximumZoomScale:MAXZOOM];
         [self setDelegate:self];