[oe] [meta-python][krogoth] Backport python recipes

[Fabio Berton]

Hi all,

Recently I sent some python recipes for review and last week were merged to
master. Could these recipes be backported for krogoth? I tested all them in
krogoth branch.

Recipes are listed bellow:

python-bcrypt:              cb95c5edaa977c8361628dab04b95192c423fc1a
python-blinker:             5a7f267941689eff28b4b0721752708bad4747b6
python-flask-bcrypt:        00d5837fd39af7ffae262282f56a0cb42a1c3b89
python-flask-bootstrap:     962e2ab371844f5119df2b8ab4a4231f6f7f9f3d
python-flask-navigation:    381d498441bd66bdae2d8da1ddcaadee1ff6de73
python-flask-sqlalchemy:    3e4ecdd6fe6709f394d92e86ccbc228ae5a43663
python-flask-wtf:           4be70064670c34d1b67224672b7caed7b4ed7b04
python-pam:                 49b35175d5018dc626a17a9a0662d97e812aab7c
python-wtforms:             9676ebb7d14090126f667671d525ce3f3ee89279
python-dominate:            5a20e8799eb1c1dd38ec9fee15fd90b88b38bba4
python-netaddr:             d3767d923d5044604633be3a3ba8bb4564f51b04
python-visitor:             834392bfada652260f6d5924278dd5839d095941