tox: v↑ NumPy to 2 latest releases

tox.ini

 # wendelin.core | tox setup
 [tox]
-envlist = py27-{ZODB3,ZODB4,ZODB5}-{zblk0,zblk1}-{fs,zeo,neo}-{numpy113,numpy114}, {py35,py36}-{ZODB4,ZODB5}-{zblk0,zblk1}-{fs,zeo}-{numpy113,numpy114}
+envlist = py27-{ZODB3,ZODB4,ZODB5}-{zblk0,zblk1}-{fs,zeo,neo}-{numpy115,numpy116}, {py35,py36}-{ZODB4,ZODB5}-{zblk0,zblk1}-{fs,zeo}-{numpy115,numpy116}
 # (NOTE ZODB3 does not work on python3)
 # (NOTE NEO does not work on python3 at all)
 # (XXX ZODB5-*-neo are currently failing)
@@ -33,8 +33,8 @@ deps    =
     # zeo: ZEO is already required by ZODB, but for testing utilities from ZEO we also need:
     zeo:    zope.testing
 
-    numpy114: numpy >=1.14.0, <1.15.0
-    numpy113: numpy >=1.13.0, <1.14.0
+    numpy116: numpy >=1.16.0, <1.17.0
+    numpy115: numpy >=1.15.0, <1.16.0
 
 setenv =
     fs:  WENDELIN_CORE_TEST_DB=<fs>