Refactor API calls in lvar.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/codec/trunk@1586298 13f79535-47bb-0310-9956-ffa450edef68
Checkstyle line length <= 120.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/codec/trunk@1586299 13f79535-47bb-0310-9956-ffa450edef68
<action dev="ggregory" type="add" issue="CODEC-184" due-to="Cyrille Artho">NullPointerException in DoubleMetaPhone.isDoubleMetaphoneEqual when using empty strings</action>

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/codec/trunk@1586300 13f79535-47bb-0310-9956-ffa450edef68
<action dev="ggregory" type="add" issue="CODEC-184" due-to="Cyrille Artho">NullPointerException in DoubleMetaPhone.isDoubleMetaphoneEqual when using empty strings</action>

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/codec/trunk@1586304 13f79535-47bb-0310-9956-ffa450edef68