remove wildcards from make spack core and packages

- This removes all wildcard imports EXCEPT `from spack import *` in packages

var/spack/repos/builtin/packages/of-adios-write/package.py

@@ -35,12 +35,12 @@
 # OpenFOAM distribution.
 #
 ##############################################################################
-from spack import *
-from spack.environment import *
+import os
+
 import llnl.util.tty as tty
 
-import os
-from spack.pkg.builtin.openfoam_com import *
+from spack import *
+from spack.pkg.builtin.openfoam_com import add_extra_files
 
 
 class OfAdiosWrite(Package):