Update stack.yaml to resolver lts-14.17

stack.yaml

@@ -1,10 +1,10 @@
-# Let's try to keep resolver at the first day of the month
-resolver: nightly-2018-09-28 # Last nightly with GHC-8.4.3
+resolver: lts-14.17
 packages:
-- servant-client/
 - servant-client-core/
+- servant-client/
 - servant-docs/
 - servant-foreign/
+- servant-http-streams/
 - servant-server/
 - servant/
 
@@ -16,21 +16,4 @@ packages:
 # - doc/tutorial/
 
 extra-deps:
-- base-compat-0.10.5
-- base-orphans-0.8.1
-- conduit-1.3.1
-- hspec-2.6.0
-- hspec-core-2.6.0
-- hspec-discover-2.6.0
-- http-api-data-0.4.1
-- http-media-0.7.1.3
-- http-types-0.12.3
-- network-2.8.0.0
-- pipes-safe-2.3.1
-- QuickCheck-2.12.6.1
-- resourcet-1.2.2
-- sop-core-0.4.0.0
-- time-compat-1.9.2.2
-- unordered-containers-0.2.10.0
-- wai-extra-3.0.24.3
-- tasty-1.1.0.4
+- hspec-wai-0.10.1