change link in gala page to gala wiki
Merge pull request #4390 from thehindenburg/seasonShop

change link in gala page to gala wiki. Closes #4390 

Got @thehindenburg 's `uuid` from a previous PR: `5a07a8f6-100c-447f-9272-d5796326fc93`. Would someone log this contribution?
Fixed get members so it can be used on static/api page
Corrected example for show private message so it would result in a valid
call
Corrected example for send gift to be correct
pass base_url to emails as variable
fix(emails): remove unused variable