Thread works and integration of Lazy High Charts
Temperature DB is working, but not the view yet
Add in db all rigt but parsing not
simple session ko

I have touch a lot in the db and in the file and the simple session in
cookie does not even work !!
Revert "simple session ko"

This reverts commit dd04647224bcdbf58471767b6188dbacbd5efcfc.
Revert "Revert "simple session ko""

This reverts commit b0dcd8faa9b856345894ce81d52c6af30cb7e55f.
Last version before changing to rake tasks
Working version

A rake task is reading the Arduino USB and store the value in the
model. The web app is retreiving the data and graph them neatly.
Change graph and puts minutes in the axis