PleineLune should not be loaded by default. Should be loaded only in config.ini.php.
Refactor template assignment of top menu + isFileWritable()
Making Plugin enable/disable work for a theme
Refs #3942 Adding Themes menu in the admin screen. Next: make Zeitgeist the default theme (and allow only one enabled theme at a time)
Refs #3942
 * Removing getInformation() call from core plugins
 * Renamed translation key PDFReports_PluginDescriptionReports => PDFReports_PluginDescription
Fix build
Refs #4054
 * Removing PluginDescription from core en.php files, for all Example* plugins (to showcase the JSON file in the Example plugin)
Refs #4053
 * files I forgot to check in earlier
Modify travis build config to upload artifacts to builds-artifacts.piwik.org.
Merge branch 'master' into ui_integration_tests

Conflicts:
	.travis.yml
Upload UI test artifacts.