Puavo::Client: refactoring
Puavo::Client: return prettify_attribytes by objectClass of entry
Puavo::Client: fix typo
Puavo::Client: add new api method to Devices
Puavo::Client: use all values of puavoTag
Puavo::Client: add support for bootserver device type
puavo-lts: use better Puavo api
Puavo::Lts: add PUAVO_TAGS to lts.conf only if it is not empty
Puavo::Lts: add wlan configuration to laptop
Add json to Gemfile
Puavo::Client: remove jpegPhoto from prettify_attributes of DeviceBase