update to commons-io 2.8.0

fixes #43

Author: pinhead84

pom.xml

@@ -47,7 +47,7 @@
  <launch4j.buildVersion>1.1.0.0</launch4j.buildVersion>
  <launch4j.downloadUrl>https://github.com/OpenIndex/RemoteSupportTool/releases/latest</launch4j.downloadUrl>
  <launch4j.supportUrl>https://github.com/OpenIndex/RemoteSupportTool/issues</launch4j.supportUrl>
- <version.commons-io>2.6</version.commons-io>
+ <version.commons-io>2.8.0</version.commons-io>
  <version.commons-lang>3.9</version.commons-lang>
  <version.commons-text>1.6</version.commons-text>
  <version.imgscalr>rev-8ed3644</version.imgscalr>