CI: Restore old wheel repository

Author: effigies

.travis.yml

@@ -15,9 +15,10 @@ env:
         - DEPENDS="numpy scipy matplotlib h5py pillow pydicom indexed_gzip"
         - INSTALL_TYPE="setup"
         - CHECK_TYPE="test"
+        - OLD_WHEELS="https://5cf40426d9f06eb7461d-6fe47d9331aba7cd62fc36c7196769e4.ssl.cf2.rackcdn.com"
         - EXTRA_WHEELS="https://3f23b170c54c2533c070-1c8a9b3114517dc5fe17b7c3f8c63a43.ssl.cf2.rackcdn.com"
         - PRE_WHEELS="https://7933911d6844c6c53a7d-47bd50c35cd79bd838daf386af554a83.ssl.cf2.rackcdn.com"
-        - EXTRA_PIP_FLAGS="--find-links=$EXTRA_WHEELS"
+        - EXTRA_PIP_FLAGS="--find-links=$EXTRA_WHEELS --find-links=$OLD_WHEELS"
         - PRE_PIP_FLAGS="--pre $EXTRA_PIP_FLAGS --find-links $PRE_WHEELS"
 
 python: