[zanata/zanata-platform] 156b8f: fix: nav button styling in editor

[GitHub]

  Branch: refs/heads/ZNTA-15
  Home:   https://github.com/zanata/zanata-platform
  Commit: 156b8f5992b3f6a2047ee61edc9866856eec6ba7
      https://github.com/zanata/zanata-platform/commit/156b8f5992b3f6a2047ee61edc9866856eec6ba7
  Author: Alex Eng <aeng at redhat.com>
  Date:   2017-12-01 (Fri, 01 Dec 2017)

  Changed paths:
    M server/gwt-editor/src/main/java/org/zanata/webtrans/client/view/TransUnitNavigationView.java
    M server/gwt-editor/src/main/java/org/zanata/webtrans/client/view/TransUnitNavigationView.ui.xml

  Log Message:
  -----------
  fix: nav button styling in editor

https://zanata.atlassian.net/browse/ZNTA-15