Update README.md

mreram · web-flow · commit 541a0fd2d795 · 2018-02-13T13:39:38.000+03:30
diff --git a/README.md b/README.md
@@ -113,7 +113,7 @@ compile 'com.github.mreram:ShowCaseView:1.0.4'
                        })
                        .build()
                        .show();
-## Contributation
+## Contribution
 Pull requests are welcome! 
 You can improve/fix some part of it .
 
