* feat: reward codes
this is for giving rewards across characters as the did in live.
Tested that the default config works
Tested that all claim codes work
Tested that saving and loading claim codes work
Tested that mail sends correctly
* newlines
* include array
* delete cascade
* newline
* address feedback
* Breakout rest of the enums from dcommonvars
so we don't have to deal with merge conflicts
ePlayerFlags is not a scoped enum, yet, due to it's complexity
* address feedback
* make player flag types consistent
* fix typo