Simple Party System

1. Added config options for all words in addon (ability to change them if either you dont like the way they are worded or have a different native language other then English.
2. Added config options for invite and join request cooldowns.
3. Added config option to change the vertical location of the party hud (there are way to many "agendas" that are different sizes)

No major changes in this update just made it a bit easier to alter to what you want