Merge branch 'dev'

doc/uml/models-classes.png

doc/uml/models-classes.pu

doc/uml/network.png

doc/uml/processors.png

doc/uml/processors.pu

doc/uml/requests.png

doc/uml/services.png

doc/uml/services.pu

doc/uml/tx_lifecycle.png

gen_resources.py

requirements.txt

res/ui/account_cfg.ui

res/ui/certifications_tab.ui

res/ui/community_cfg.ui

res/ui/community_view.ui

res/ui/contact.ui

res/ui/create_wallet.ui

res/ui/currency_tab.ui

res/ui/explorer_tab.ui

res/ui/homescreen.ui