With this fix, all nested slices and pointers will be copied by value.
Also, this fixes tests to compare the original and copy account by their
values by marshaling them to JSON strings.
Before that, they were copying the pointers that also passed the simple `=` compassion
(as the addresses match).
Replace Peer.Key as internal identifier with a randomly generated Peer.ID
in the Management service.
Every group now references peers by ID instead of a public key.
Every route now references peers by ID instead of a public key.
FileStore does store.json file migration on startup by generating Peer.ID and replacing
all Peer.Key identifier references .
Updated tests, API, and account manager methods
Sync routes to peers in the distribution groups
Added store upgrade by adding the All group to routes that don't have them
