Refs #5800, add namespaces to all Fixture classes.
Update CustomAlerts submodule (for using namespaced fixture).
Fixing build.
Fixing build.
Fixing build.
Fix for UI tests.
Fixing build (use Exception in some fixtures).
Merge branch 'master' into manipulator_refactor

Conflicts:
	tests/PHPUnit/Integration/ApiGetReportMetadataTest.php
	tests/PHPUnit/Integration/FlattenReportsTest.php
	tests/PHPUnit/Integration/OneVisitorTwoVisitsTest.php
Try moving SafeDecodeLabel to last filter executed.