Returns the number of achievements earned by the player/guild.
Does not include Feats of Strength.
See also Achievement functions.
Signature:
total, completed = GetNumCompletedAchievements(isForGuild)
Arguments:
- isForGuild- If true returns the numbers for the guild, otherwise for the player (- boolean)
Returns:
- total- Total number of achievements currently in the game (- number)
- completed- Number of achievements earned by the player/guild (- number)
