docs: mention 2 lines content limit (#125)

closes #124
diff --git a/README.md b/README.md
index 59e7249..482b16d 100644
--- a/README.md
+++ b/README.md
@@ -133,6 +133,8 @@
 
 - Android supports a maximum of three buttons, and ignores any more than that.
 
+- Android dialog title cannot exceed 2 lines of content, it will ignore any more than this.
+
 ### Windows Quirks
 
 - On Windows8/8.1 it is not possible to add more than three buttons to MessageDialog instance.