fixing some doc blocks

core/API/DataTableManipulator.php

core/API/Request.php

core/Archive/Single.php

core/ArchiveProcessing.php

core/ArchiveProcessing/Day.php

core/Controller.php

core/DataTable.php

core/DataTable/Filter/CalculateEvolutionFilter.php

core/DataTable/Filter/ColumnCallbackAddMetadata.php

core/DataTable/Filter/ColumnDelete.php

core/DataTable/Filter/Limit.php

core/DataTable/Row.php

core/FrontController.php

core/Http.php

core/Mail.php

core/Menu/Abstract.php

core/Menu/Top.php

core/Period/Range.php

core/Piwik.php

core/PluginsFunctions/Sql.php