Run utest when building.

Makefile

@@ -113,10 +113,8 @@ ifndef CROSS
 	touch $(LIBNAME)
 ifndef NO_FBLAS
 	$(MAKE) -C test all
-ifdef UTEST_CHECK
 	$(MAKE) -C utest all
 endif
-endif
 ifndef NO_CBLAS
 	$(MAKE) -C ctest all
 endif

Makefile.rule

@@ -145,10 +145,6 @@ NO_AFFINITY = 1
 # slow (Not implemented yet).
 # SANITY_CHECK = 1
 
-# Run testcases in utest/ . When you enable UTEST_CHECK, it would enable
-# SANITY_CHECK to compare the result with reference BLAS.
-# UTEST_CHECK = 1
-
 # The installation directory.
 # PREFIX = /opt/OpenBLAS