Update a few dependencies

Related to elastic#80.

Author: dadoonet

pom.xml

@@ -90,6 +90,16 @@
             <artifactId>poi-ooxml</artifactId>
             <version>${poi.version}</version>
             <scope>compile</scope>
+            <exclusions>
+                <exclusion>
+                    <groupId>stax</groupId>
+                    <artifactId>stax-api</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>xml-apis</groupId>
+                    <artifactId>xml-apis</artifactId>
+                </exclusion>
+            </exclusions>
         </dependency>
         <dependency>
             <groupId>org.apache.poi</groupId>
@@ -104,13 +114,6 @@
             <scope>compile</scope>
         </dependency>
 
-        <dependency>
-            <groupId>org.apache.xmlbeans</groupId>
-            <artifactId>xmlbeans</artifactId>
-            <version>2.6.0</version>
-            <scope>compile</scope>
-        </dependency>
-
         <dependency>
             <groupId>org.apache.tika</groupId>
             <artifactId>tika-parsers</artifactId>