Add X and Y axis to evol charts

Change the style of the evol flotr2 charts to show X and Y axis
Change the layout of the microdash/trends

Change the layout of the numbers shown in the microdas and fix a
minor error with decimal numbers. In order to show the name of the
metric shown in the trend it is needed to use the parameter
show-name="true"
Merge branch 'sexy_micro_dash'

Conflicts:
	src/DataSource.js