FIXUP: Update .gitignore.

.gitignore

@@ -64,7 +64,9 @@ Makefile
 /examples/cdi_write_f2003
 /examples/cdi_write_hybrid
 /examples/pio/collectData
+/examples/pio/collectData2003
 /examples/pio/collectDataNStreams
+/examples/pio/compareResourcesArray
 /tests/cksum_read
 /tests/cksum_verify
 /tests/cksum_write
@@ -73,8 +75,10 @@ Makefile
 /tests/example.nc
 /tests/example_0.cksum
 /tests/example_0.grb
+/tests/example_0.nc4
 /tests/example_1.cksum
 /tests/example_1.grb
+/tests/example_1.nc4
 /tests/pio_write
 /tests/pio_write_deco2d
 /tests/test_byteswap
@@ -82,6 +86,7 @@ Makefile
 /tests/test_cdf_write
 /tests/test_grib
 /tests/test_resource_copy
+/tests/test_resource_copy_mpi
 /tests/test_table
 
 # Dist stage files: