beanstalkd: upgrade to v1.10
unifi: Add derivation
nixos/unifi: Add service module
unifi: Add wkennington as a maintainer
nixos/unifi: Fix ordering of mount rules
nixos/unifi: Explain and simplify the bind mount configuration
Add missing runtime dependency for stevedore
Merge pull request #3478 from geerds/stevedore

Add missing runtime dependency for python-stevedore
Merge pull request #3476 from wkennington/master.unifi

Add support for the unifi access point controller
Merge pull request #3470 from tailhook/beanstalkd_1.10

beanstalkd: upgrade to v1.10