Add more default options on datepicker
Add 1 day on last week option on datepicker
Show device unit on hover label and Y axis
Show last week data on chart start
Remove fixed device name on hover label
Correct misspelled reference
Show localtime on graph X axis and hover label.
Add date offset for localtime on graphdaterange
Device's last updated information on words on index

Device's index shows the last updated information on word instead of a
date.
Use getlocal instead localtime on devices index
Add unit on current value on devices index