Improve pom-pack.xml.

Author: javadev

pom-pack.xml

@@ -98,6 +98,7 @@
                   <option>-keep public class com.github.underscore.Supplier { *; }</option>
                   <option>-keep public class com.github.underscore.Template { *; }</option>
                   <option>-keep public class com.github.underscore.Trie { *; }</option>
+                  <option>-keep public class com.github.underscore.Trie$TrieNode { *; }</option>
                   <option>-keep public class com.github.underscore.Tuple { *; }</option>
                   <option>-keep public class com.github.underscore.UnaryOperator { *; }</option>
                   <option>-keep public class com.github.underscore.lodash.Base32 { *; }</option>