use current Tika version 1.16
<slf4j.version>1.7.6</slf4j.version> <!-- sync with logback version -->
<logback.version>1.1.0</logback.version>
<h2.version>1.4.194</h2.version>
- <tika.version>1.15</tika.version>
+ <tika.version>1.16</tika.version>
<findbugs.version>3.0.4</findbugs.version>
<derby.version>10.14.1.0</derby.version>
<java.version>1.8</java.version>
