[zanata/zanata-platform] 4ad3b9: fix(ZNTA-2497) support OpenID-only option (#791)

[GitHub]

  Branch: refs/heads/release
  Home:   https://github.com/zanata/zanata-platform
  Commit: 4ad3b9992de70109756160c09800c614d3bf95af
      https://github.com/zanata/zanata-platform/commit/4ad3b9992de70109756160c09800c614d3bf95af
  Author: Sean Flanigan <sflaniga at redhat.com>
  Date:   2018-04-23 (Mon, 23 Apr 2018)

  Changed paths:
    M server/services/src/main/java/org/zanata/ApplicationConfiguration.java
    M server/services/src/main/java/org/zanata/ZanataInit.java
    M server/services/src/main/java/org/zanata/action/LoginAction.java

  Log Message:
  -----------
  fix(ZNTA-2497) support OpenID-only option (#791)