[grads] Use udunits2

[Orion Poplawski]

commit 47c9d8604727aa0b8854c8d2e625a20cae3e5457
Author: Orion Poplawski <orion at nwra.com>
Date:   Wed Jul 9 13:13:31 2014 -0600

    Use udunits2

 grads.spec |    4 +---
 1 files changed, 1 insertions(+), 3 deletions(-)
---
diff --git a/grads.spec b/grads.spec
index 80d3451..19d2b7e 100644
--- a/grads.spec
+++ b/grads.spec
@@ -16,9 +16,7 @@ Patch2:		grads-format-security.patch
 
 BuildRequires:  hdf-static hdf-devel hdf5-devel netcdf-devel
 BuildRequires:  g2clib-static g2clib-devel
-# udunits is static-only
-BuildRequires:  udunits-static
-BuildRequires:  udunits-devel
+BuildRequires:  udunits2-devel
 BuildRequires:  readline-devel ncurses-devel
 BuildRequires:  shapelib-devel gd-devel libgeotiff-devel
 BuildRequires:  zlib-devel libjpeg-devel libpng-devel