support all tags, storing and querying;

[russ-te2]

It appears the only tag considered is Key="Name", support the stashing of all tags associated with resources and subsequent querying/filtering -- perhaps via --tags key=value on the list command.

[simcap]

EC2 resources tag support implemented in master. Documentation here https://github.com/wallix/awless#listing-and-filtering-via-tags