add JMA data to temperature and humidity

now days of the week will be automatically painted

changes date formats to include day of the week

change focus method from emphasize to highlightGraph

make emphasis of upper and lower graph interlocked

refactor labels

adjust height of the groups

fix multi-lockable error. now everything seems not funky.

adjust group size, and fix datetime bug in init zoom

remove unnecessary descriptions in alphaFill

add a feature to lock emphasis state

change color table

add guide to weekend, change mode merge.py

add guide and center the legend group

add grouping feature

change legend gap to 0

add Gap between entries in legend, and some changes to merge.py

now graphs are highlighted by rolling-over mouse on legend area

fix indentations around chart-creation

align sensor row

add name of the sensors

zoom to a week at init time

synchronize both charts

add baloon text for values and postfix units for legend-value

enable value line , and change color of scroll line

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