Modified the gnuplot script in example01 to plot the charge-density of silicon. The power function f(z)=z**1.2 is not needed because it modifies the scaling of the charge-density map.


git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@11001 c92efa57-630b-4861-b058-cf58834340f0