return global variables

return old implementation of get_random_dev_addr()

Merge branch 'device_slot' of https://github.com/mrBluestSky/ts_lora_…

Update join.rs

Update mod.rs, add comments

Update device_slot.rs, add comments

Update devaddr.rs, add comment

Update devaddr.rs

Update tenant.rs

remove a redundant loop

Readme and Makefile streamlined

formatting fix

minimal perfect hash function

minimal perfect hash function

1 uplink channel per multicast group

add multicast to device_slot

distribute slots per multicast channel

device slot implementation for ts-lora

device slot implementation for ts-lora

Merge pull request #1 from mrBluestSky/pub-fn-fix

Merge pull request #1 from mrBluestSky/pub-fn-fix

Update devaddr.rs

support ts-lora with 64 time slots

support ts-lora with 64 time slots

Update LICENSE

Merge branch 'chirpstack:master' into master

Update README.md