Allows abandoning of all quests in a specific zone

• Use buttons added in questlog next to zone names to abandon all quests in that zone. or
• Type "/abandonzone" followed by the name of the zone you wish to abandon quests in.

• Abandon all quests in Arathi Highlands
  /abandonzone arathi highlands
• Abandon all quests in the War Campaign
  /abandonzone War Campaign
• Abandon all quests
  /abandonzone all