adding this file so the halo test builds out of the box

test/fileread/dfs.inp

@@ -0,0 +1,13 @@
+11                  Number of inputs
+pde225.rb           This (and others) from: http://math.nist.gov/MatrixMarket/  or 
+NONE                   http://www.cise.ufl.edu/research/sparse/matrices/index.html
+HB                  File format: MM: Matrix Market  HB: Harwell-Boeing.
+BiCGSTAB            Iterative method: BiCGSTAB CGS RGMRES BiCGSTABL BICG CG
+BJAC                Preconditioner NONE  DIAG  BJAC 
+CSR                 Storage format CSR COO JAD 
+BLOCK               PART: Partition method  BLOCK   GRAPH 
+2                   ISTOPC
+00500               ITMAX
+-1                  ITRACE
+002                 IRST     (restart for RGMRES and 
+1.d-7               EPS