Update to jcodings 1.0.64

Author: headius

pom.xml

@@ -47,7 +47,7 @@
     <dependency>
        <groupId>org.jruby.jcodings</groupId>
        <artifactId>jcodings</artifactId>
-       <version>1.0.63</version>
+       <version>1.0.64</version>
     </dependency>
     <dependency>
       <groupId>junit</groupId>