[zanata/zanata-platform] 1b0e0d: fix: improve stats collection

[GitHub]

  Branch: refs/heads/ZNTA-968-stats
  Home:   https://github.com/zanata/zanata-platform
  Commit: 1b0e0d6293ccf9dae51f2a8b47778c5a4c8dbb68
      https://github.com/zanata/zanata-platform/commit/1b0e0d6293ccf9dae51f2a8b47778c5a4c8dbb68
  Author: Alex Eng <aeng at redhat.com>
  Date:   2018-06-01 (Fri, 01 Jun 2018)

  Changed paths:
    M server/services/src/main/java/org/zanata/dao/ProjectIterationDAO.java
    M server/services/src/main/java/org/zanata/rest/service/StatisticsServiceImpl.java

  Log Message:
  -----------
  fix: improve stats collection

https://zanata.atlassian.net/browse/ZNTA-968



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