bug fix in util_2d.load_txt() - checking for EOF now and raising exception if all values not read
bug fix in util_2d.load_txt() - checking for EOF now and raising exception if all values not read

jentjr/flopy,jentjr/flopy,brclark-usgs/flopy,aleaf/flopy,aleaf/flopy,mrustl/flopy,brclark-usgs/flopy,bdestombe/flopy-1