Selective Tweets (7.x-1.0-beta2) - en to cy translation catalogue (10 entries)

en: delete
cy: dileu

en: Delete
cy: Dileu

en: Cancel
cy: Diddymu

en: Performance
cy: Perfformiad

en: Other
cy: Arall

en: Are you sure you want to delete the block %name?
cy: A ydych yn sicr eich bod eisiau dileu'r bloc %name?

en: The block %name has been removed.
cy: Mae bloc %name wedi ei symud.

en: Block description
cy: Disgrifiad bloc

en: The block has been created.
cy: Mae'r bloc wedi ei greu.

en: Ensure that each block description is unique.
cy: Sicrhewch bod pob disgrifiad bloc yn unigryw.
