[vz-dev] [volkszaehler/volkszaehler.org] 8a3620: Better error handling (#539)

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/volkszaehler/volkszaehler.org
  Commit: 8a3620418f261f34178c3b003240c23c0a5622c1
      https://github.com/volkszaehler/volkszaehler.org/commit/8a3620418f261f34178c3b003240c23c0a5622c1
  Author: andig <cpuidle at gmx.de>
  Date:   2016-12-27 (Tue, 27 Dec 2016)

  Changed paths:
    M htdocs/frontend/javascripts/entities.js
    M htdocs/frontend/javascripts/functions.js
    M htdocs/frontend/javascripts/wui.js

  Log Message:
  -----------
  Better error handling (#539)

* Make sure json exception is displayed to user

* Simplify network error handling