Merge pull request #194 from bjackman/screen-rotation-int

AndroidTarget: Make get_rotation return an int
diff --git a/devlib/target.py b/devlib/target.py
index 6132f2b..c8d95ad 100644
--- a/devlib/target.py
+++ b/devlib/target.py
@@ -1280,7 +1280,7 @@
 
     def get_rotation(self):
         cmd = 'settings get system user_rotation'
-        return self.execute(cmd).strip()
+        return int(self.execute(cmd).strip())
 
     def set_rotation(self, rotation):
         if not 0 <= rotation <= 3: