* bug fix: free group plan subscription from party/guild is no longer cancelled when leaving a guild
* free group plan subscription from party/guild no longer gets cancelled when leaving a guild
* bug fix: free group plan subscription from party/guild is no longer cancelled when leaving a guild
* free group plan subscription from party/guild no longer gets cancelled when leaving a guild
* Added tests to check if a member of a group plan maintains free subscription when leaving another group without a plan
* Added tests to check if member of a group plan still keeps free subscription when leaving some other group without a plan
* bug fix: free group plan subscription from party/guild is no longer cancelled when leaving a guild
* free group plan subscription from party/guild no longer gets cancelled when leaving a guild
* bug fix: free group plan subscription from party/guild is no longer cancelled when leaving a guild
* free group plan subscription from party/guild no longer gets cancelled when leaving a guild
* Added tests to check if a member of a group plan maintains free subscription when leaving another group without a plan
* Added tests to check if member of a group plan still keeps free subscription when leaving some other group without a plan
* wip: define items as mixed objects
* add default owned gear
* mark modified
* more mark modified
* more mark modified
* more mark modified
* more mark modified
* fix common tests
* fix common tests
* update mongoose
* add itemsUtils
* use new util function in hall controller
* add tests for items utils
* update website/server to mark all items as modified
* start updating common code
* update login incentives
* update unlock
* remove changes to package-lock.json
* remove changes to package.json
* Rarranged payment index functions
* Moved gem function
* Increased buy gems test coverage
* Reduced length of functions. Reduced cognitive complexity