Update download link for DART to https://dart.ucar.edu/software/

Author: mgduda

dart_atmosphere/dart_atmosphere.html

@@ -28,7 +28,7 @@
       This work is done in a collaborative effort between the <a href="http://www.mmm.ucar.edu">Mesoscale and Microscale Meteorology (MMM)</a> Division and the DART development team in the Institute for Mathematics Applied to Geosciences (IMAGe) in the <a href="http://ncar.ucar.edu" target="_blank">National Center for Atmospheric Research (NCAR)</a>. <br /><br/> 
 
 The latest official release of DART (the "Lanai" version) includes interfaces for both MPAS-Atmosphere and MPAS-Ocean.
-To download the code, click <a href="https://www2.cisl.ucar.edu/software/dart/download" target="_blank">here</a> or email dart at ucar dot edu. <br /><br/>
+To download the code, click <a href="https://dart.ucar.edu/software/" target="_blank">here</a> or email dart at ucar dot edu. <br /><br/>
 
 In collaboration with NOAA's <a href="http://www.esrl.noaa.gov">Earth System Research Laboratory</a>, related efforts are also underway to explore ensemble data assimilation for MPAS-Atmosphere with the Gridpoint Statistical Interpolation (GSI) scheme that is operational at <a href="http://www.ncep.noaa.gov">the National Centers for Environmental Prediction</a>.