Building with -j may cause the esmumps_main target to fail with a "no rule for
dependency libptesmumps.a" error.  Fix the dependency name.

--- scotch_6.0.4/src/esmumps/Makefile	2012-12-01 08:29:29.000000000 -0600
+++ scotch_6.0.4/src/esmumps/Makefile	2015-06-15 17:29:23.279605734 -0500
@@ -160,6 +160,6 @@
 					order.h					\
 					symbol.h				\
 					esmumps.h				\
-					lib$(ESMUMPSLIB)$(LIB)			\
+					libesmumps$(LIB)			\
 					$(libdir)/lib$(SCOTCHLIB)$(LIB)		\
 					$(libdir)/lib$(SCOTCHLIB)errexit$(LIB)