Data file for G4NuclideTable.
Properties of each state are introduced from Evaluated Nuclear Structure Data File (ENSDF) 
States  with zero life time  in ENSDF are not considered  but are given in PhotoEvaporationData

An example of state

6   14          6728.2  0      0.09521787    6    4.12143936e-27
and format of each enetry is 
1:Z
2:A
3:Excitation energy [keV]
4: String for floating levels -,+X,+Y,+Z,+U,+V,+W,.. 
   - means not floating level
5:Mean life time [ns] 
6:J [h_bar/2]
7:Dipole magnetic moment [joule/tesla]

