Change namespace from PRDF to libhei

Signed-off-by: Zane Shelley <zshelle@us.ibm.com>
Change-Id: I0859757ae427913feadd9bb0e4b120da998d644b
diff --git a/src/register/prdfHomRegisterAccess.C b/src/register/prdfHomRegisterAccess.C
index 9bdab98..b1702bb 100755
--- a/src/register/prdfHomRegisterAccess.C
+++ b/src/register/prdfHomRegisterAccess.C
@@ -48,7 +48,7 @@
 
 using namespace TARGETING;
 
-namespace PRDF
+namespace libhei
 {
 
 //----------------------------------------------------------------------
@@ -220,4 +220,5 @@
     return rc;
 }
 
-} // End namespace PRDF
+} // end namespace libhei
+