[zanata/zanata-api] 695324: remove unnecessary @return in javadoc

[GitHub]

  Branch: refs/heads/docs-file-resource
  Home:   https://github.com/zanata/zanata-api
  Commit: 69532400ac236659b2688c9fed578990f75058b9
      https://github.com/zanata/zanata-api/commit/69532400ac236659b2688c9fed578990f75058b9
  Author: Carlos Munoz <chavo16 at hotmail.com>
  Date:   2016-07-13 (Wed, 13 Jul 2016)

  Changed paths:
    M zanata-common-api/src/main/java/org/zanata/rest/service/FileResource.java

  Log Message:
  -----------
  remove unnecessary @return in javadoc