[readme] Add note for ProGuard users

zhaokedong · Nov 17, 2014 · f7f7c02 · f7f7c02
1 parent 17f12d1
commit f7f7c02
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diff --git a/README.md b/README.md
@@ -57,6 +57,10 @@ Gradle:
 compile 'org.lucasr.twowayview:twowayview:0.1.4'
 ```
 
+If you are using ProGuard add the following line to the rules:
+```groovy
+-keep class org.lucasr.twowayview.** { *; }
+```
 
 Want to help?
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