optimized unused imports in poi-excelant

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1296981 13f79535-47bb-0310-9956-ffa450edef68

src/excelant/java/org/apache/poi/ss/excelant/ExcelAntTask.java

@@ -19,8 +19,6 @@ package org.apache.poi.ss.excelant;
 
 import java.io.File;
 import java.io.FileInputStream;
-import java.io.FileNotFoundException;
-import java.io.IOException;
 import java.text.SimpleDateFormat;
 import java.util.Date;
 import java.util.Iterator;

src/excelant/testcases/org/apache/poi/ss/excelant/util/ExcelAntWorkbookUtilTestHelper.java

@@ -16,7 +16,6 @@
 ==================================================================== */
 package org.apache.poi.ss.excelant.util;
 
-import org.apache.poi.ss.formula.functions.FreeRefFunction;
 import org.apache.poi.ss.formula.udf.UDFFinder;
 import org.apache.poi.ss.usermodel.FormulaEvaluator;
 import org.apache.poi.ss.usermodel.Workbook;