Support Convert base64

- Use commons-codec for base64 encoding support
- Add 3rd party reame for licenses
- add apache commons-codec.jar

CS2JLibrary/.classpath

@@ -2,6 +2,7 @@
 <classpath>
 	<classpathentry kind="src" path="src"/>
 	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
-	<classpathentry kind="lib" path="lib/commons-lang-2.4.jar"/>
+	<classpathentry exported="true" kind="lib" path="lib/commons-lang-2.4.jar"/>
+	<classpathentry exported="true" kind="lib" path="lib/commons-codec-1.4.jar"/>
 	<classpathentry kind="output" path="bin"/>
 </classpath>

CS2JLibrary/NetTranslations/System/Convert.xml

@@ -14,6 +14,34 @@
     </Property>
   </Properties>
   <Methods>
+    <Method>
+      <Return>System.Byte[]</Return>
+      <Name>FromBase64String</Name>
+      <Params>
+        <Param>
+          <Type>System.String</Type>
+          <Name>s</Name>
+        </Param>
+      </Params>
+      <Imports>
+        <Import>org.apache.commons.codec.binary.Base64</Import>
+      </Imports>
+      <Java>Base64.decodeBase64(${s})</Java>
+    </Method>
+    <Method>
+      <Return>System.String</Return>
+      <Name>ToBase64String</Name>
+      <Params>
+        <Param>
+          <Type>System.Byte[]</Type>
+          <Name>inArray</Name>
+        </Param>
+      </Params>
+      <Imports>
+        <Import>org.apache.commons.codec.binary.Base64</Import>
+      </Imports>
+      <Java>Base64.encodeBase64String(${inArray})</Java>
+    </Method>
     <Method>
       <Return>System.Boolean</Return>
       <Name>ToBoolean</Name>

CS2JLibrary/lib/NOTICE-commons-codec.txt

@@ -0,0 +1,14 @@
+Apache Commons Codec
+Copyright 2002-2009 The Apache Software Foundation
+
+This product includes software developed by
+The Apache Software Foundation (http://www.apache.org/).
+
+--------------------------------------------------------------------------------
+src/test/org/apache/commons/codec/language/DoubleMetaphoneTest.java contains 
+test data from http://aspell.sourceforge.net/test/batch0.tab.
+
+Copyright (C) 2002 Kevin Atkinson (kevina@gnu.org). Verbatim copying
+and distribution of this entire article is permitted in any medium,
+provided this notice is preserved.
+--------------------------------------------------------------------------------

CS2JLibrary/lib/README-3rdPARTY-LICENSES.txt

@@ -0,0 +1,5 @@
+3rd Party Software                                License
+
+commons-lang, commons-codec                       Apache 2.0
+
+