added trunk directory
 moved MANIFEST.in
 moved constants.py and README to trunk
  move moves
 some more moves
 move moves
 moved gui_cl
 move moves
  some additions
added long_description
changed name to ChiantiPy
 spelling etc in README
 table wvl
 wvlTop and emissTop
 sorted wvl, emiss
 for top=0, want to plot all lines
 top = 0 case
 top
 top
 added density axis at top for when ndens = ntemp > 1
also fixed populate for these conditions