Create system_debug.py
Create system_debug.html
Update pcf_8591_adj.py

Plugin is ready without print measure value to web . I do not know how to do it. line:47-50
I try, but it's slowly
Update pcf_8591_adj.html
plugin ups now started with refactor ospy

todo:
line 29 how to read pin state on the web
line 89 how to read subject from email_notifications plugin
Update ups_adj.html

change for refactor
Merge pull request #45 from martinpihrt/refactor

new plugin - system debug information