Reduce extra-deps, drop LTS 2 and 3

.travis.yml

@@ -69,14 +69,6 @@ matrix:
     compiler: ": #stack default"
     addons: {apt: {packages: [libgmp-dev]}}
 
-  - env: BUILD=stack ARGS="--resolver lts-2"
-    compiler: ": #stack 7.8.4"
-    addons: {apt: {packages: [libgmp-dev]}}
-
-  - env: BUILD=stack ARGS="--resolver lts-3"
-    compiler: ": #stack 7.10.2"
-    addons: {apt: {packages: [libgmp-dev]}}
-
   - env: BUILD=stack ARGS="--resolver lts-6"
     compiler: ": #stack 7.10.3"
     addons: {apt: {packages: [libgmp-dev]}}
@@ -95,15 +87,6 @@ matrix:
     compiler: ": #stack default osx"
     os: osx
 
-  # Travis includes an OS X which is incompatible with GHC 7.8.4
-  #- env: BUILD=stack ARGS="--resolver lts-2"
-  #  compiler: ": #stack 7.8.4 osx"
-  #  os: osx
-
-  - env: BUILD=stack ARGS="--resolver lts-3"
-    compiler: ": #stack 7.10.2 osx"
-    os: osx
-
   - env: BUILD=stack ARGS="--resolver lts-6"
     compiler: ": #stack 7.10.3 osx"
     os: osx

stack.yaml

@@ -13,35 +13,3 @@ packages:
   - ./yesod
   - ./yesod-eventsource
   - ./yesod-websockets
-
-# Needed for LTS 2
-extra-deps:
-- wai-app-static-3.1.6.1
-- http-api-data-0.2
-- yaml-0.8.17
-- nonce-1.0.2
-- persistent-2.5
-- persistent-sqlite-2.5
-- cookie-0.4.2
-- cryptonite-0.23
-- cryptonite-conduit-0.2.0
-- foundation-0.0.9
-- memory-0.14.5
-- hfsevents-0.1.6
-- x509-1.6.5
-- x509-store-1.6.2
-- x509-system-1.6.4
-- x509-validation-1.6.5
-- tls-1.3.8
-- Win32-notify-0.3.0.1
-- asn1-parse-0.9.4
-- asn1-types-0.3.2
-- connection-0.2.8
-- socks-0.5.5
-
-- conduit-extra-1.1.14
-- streaming-commons-0.1.16
-- typed-process-0.1.0.0
-- say-0.1.0.0
-- safe-exceptions-0.1.4.0
-- blaze-markup-0.7.1.0