Notification can be a sticky or a normal one
Update README

Fix in csv example.
Mention if a restart is needed.
Don't show notifications based on charging status

Minimum charge while charging will not give
a notification.
Maximum charge while not charging will not give
a notification.
Move charge comparisons to functions

Use lowercase names for most internal variables
and functions.
Use the best kind of comparisons I know of.
Sticky notification default = true
Functions don't use the function keyword
Return usage options when no command is given
Add icons to notifications based on charge
Fix bug where notification delay was not added