Prepare release [skip ci]

Author: safris

CHANGELOG.md

@@ -0,0 +1,9 @@
+# Changes by Version
+
+## v0.4.2 (2019-07-21)
+* Make `MimeContent` `Cloneable` and `Serializable`.
+* Make `Mail` uninstantiable.
+* Upgrade `org.slf4j:slf4j-api:1.7.25` to `1.7.26`.
+
+## v0.4.1 (2019-05-13)
+* Initial public release.

pom.xml

@@ -22,10 +22,10 @@
   <parent>
     <groupId>org.libj</groupId>
     <artifactId>libj</artifactId>
-    <version>0.9.6-SNAPSHOT</version>
+    <version>0.9.6</version>
   </parent>
   <artifactId>mail</artifactId>
-  <version>0.4.2-SNAPSHOT</version>
+  <version>0.4.2</version>
   <name>LibJ Mail</name>
   <description>
     Supplementary extensions to the java.mail package.