refs #1486 added method to detect whether current year is a leap year
Checking that a user exists now requires to be logged in, prevent user enumeration
Merge branch 'master' of github.com:piwik/piwik
Fixes #4491  Prevent Random error by catching the Exception in case the subtable is not found.
Adding test that reproduced the issue and then shows it's fixed.
Fixes #4402, fix fips code issues in switzerland svg file & add safe guard against JS exception in visitor-map.js.
Fixes #4407 using fixed svg file for Brazil.
refs #1486 added method to create a scheduled time depending on the websites timezone
Fixes #4423, remove unnecessary right margin in morpheus.
Refs #4404 Error when downloading pdf-report
Can you please apply these two changes and confirm whether this fixes the issue for you?
updated submodule
Refs #4404 Referencing manual tcpdf fix in the readme, so we remember to backport
Adding @group Core to the test
Minor
Merge branch 'master' of github.com:piwik/piwik
Fixes #4429, allow processed columns to be sorted in table visualizations.
Updating UI submodule.
Adding possibility to define a config/common.config.ini.php when MultiPiwik is used Refs #4133
Fixes #4435, make sure realtive visitor count is refreshed correctly.
Refs #4459, tweak css of segment edit link, avoid overflow.
refs #4183 added support for requires (PHP and Piwik officially supported, Plugins partially)