[readme] update version to 4.0.5.

Author: fuzzagrosner

README.md

@@ -1,6 +1,6 @@
 ![Image](https://github.com/agrosner/DBFlow/blob/develop/dbflow_banner.png?raw=true)
 
-[![JitPack.io](https://img.shields.io/badge/JitPack.io-4.0.0-red.svg?style=flat)](https://jitpack.io/#Raizlabs/DBFlow) [![Android Weekly](http://img.shields.io/badge/Android%20Weekly-%23129-2CB3E5.svg?style=flat)](http://androidweekly.net/issues/issue-129) [![Android Arsenal](https://img.shields.io/badge/Android%20Arsenal-DBFlow-brightgreen.svg?style=flat)](https://android-arsenal.com/details/1/1134)
+[![JitPack.io](https://img.shields.io/badge/JitPack.io-4.0.5-red.svg?style=flat)](https://jitpack.io/#Raizlabs/DBFlow) [![Android Weekly](http://img.shields.io/badge/Android%20Weekly-%23129-2CB3E5.svg?style=flat)](http://androidweekly.net/issues/issue-129) [![Android Arsenal](https://img.shields.io/badge/Android%20Arsenal-DBFlow-brightgreen.svg?style=flat)](https://android-arsenal.com/details/1/1134)
 
 A robust, powerful, and very simple ORM android database library with **annotation processing**.
 
@@ -41,7 +41,7 @@ Add the library to the project-level build.gradle, using the apt plugin to enabl
 
 ```groovy
 
-  def dbflow_version = "4.0.4"
+  def dbflow_version = "4.0.5"
   // or dbflow_version = "develop-SNAPSHOT" for grabbing latest dependency in your project on the develop branch
   // or 10-digit short-hash of a specific commit. (Useful for bugs fixed in develop, but not in a release yet)