Merge branch 'release/0.0.2' into develop
set 1.0.0 as minimum version for elixir
change the name of the worker
move the agen out of the worker

it is now started and supervised by the application supervisor
use gen_fsm to manage hackney async requests
refactor the code

extract the Response and Error into separate files
update changelog and version
Merge branch 'release/0.0.3'

Conflicts:
	mix.exs