accessibility: added lang attribute to shell html tag
accessibility: added lang attribute to shell html tag

martinpitt/cockpit,deryni/cockpit,mareklibra/cockpit,stefwalter/cockpit,SotolitoLabs/cockpit,deryni/cockpit,mvollmer/cockpit,SotolitoLabs/cockpit,moraleslazaro/cockpit,cockpit-project/cockpit,stefwalter/cockpit,andreasn/cockpit,mareklibra/cockpit,deryni/cockpit,mareklibra/cockpit,stefwalter/cockpit,cockpit-project/cockpit,cockpituous/cockpit,mareklibra/cockpit,cockpituous/cockpit,deryni/cockpit,SotolitoLabs/cockpit,cockpituous/cockpit,mvollmer/cockpit,deryni/cockpit,stefwalter/cockpit,stefwalter/cockpit,mareklibra/cockpit,stefwalter/cockpit,SotolitoLabs/cockpit,andreasn/cockpit,martinpitt/cockpit,SotolitoLabs/cockpit,stefwalter/cockpit,mareklibra/cockpit,garrett/cockpit,cockpituous/cockpit,andreasn/cockpit,deryni/cockpit,andreasn/cockpit,moraleslazaro/cockpit,martinpitt/cockpit,garrett/cockpit,mareklibra/cockpit,cockpit-project/cockpit,moraleslazaro/cockpit,mvollmer/cockpit,martinpitt/cockpit,SotolitoLabs/cockpit,garrett/cockpit,garrett/cockpit,andreasn/cockpit,moraleslazaro/cockpit,mvollmer/cockpit,moraleslazaro/cockpit,garrett/cockpit,cockpituous/cockpit,SotolitoLabs/cockpit,cockpit-project/cockpit,mvollmer/cockpit,andreasn/cockpit,moraleslazaro/cockpit,andreasn/cockpit,cockpit-project/cockpit,cockpituous/cockpit,martinpitt/cockpit,deryni/cockpit,moraleslazaro/cockpit