template/widgets/flights: Added css-classes for tablestyling
templates/widgets/flights: Added title to show flighttime by hovering over col-date
templates/widget/flights: updated css-classes
templates/widgets/flights: Removed unnecessery class row-item
Merge pull request #206 from ScotteC/widget-css

Adding css-classes to widgets flight-table
i18n: Updated Finnish translation
i18n: Updated German translation
i18n: Updated French translation
Merge pull request #207 from Turbo87/i18n

Updated translations and template