Remove skip download for CI flag

This flag means we skip a bunch of code paths in CI which is not
ideal. Since we tell people to use `npm rebuild` we should eat our
own dog food.

With this patch we do an install, then do a rebuild hitting all the
major install code paths.

Fixes #1453

.travis.yml

@@ -2,6 +2,7 @@ language: node_js
 
 compiler: gcc
 
+<<<<<<< HEAD
 env:
   global:
     - SKIP_SASS_BINARY_DOWNLOAD_FOR_CI=true
@@ -21,6 +22,13 @@ jobs:
       os: linux
     - stage: platform-test
       node_js: "10"
+=======
+matrix:
+  fast_finish: true
+  exclude:
+    - node_js: iojs
+    - node_js: "0.10"
+>>>>>>> 7110e43d... Remove skip download for CI flag
       os: osx
     - stage: platform-test
       node_js: "13"
@@ -65,6 +73,7 @@ install:
   - npm install
 
 script:
+  - npm run build
   - npm test
 
 cache:

appveyor.yml

@@ -32,7 +32,6 @@
     - '%AppData%\npm-cache'
 
   environment:
-    SKIP_SASS_BINARY_DOWNLOAD_FOR_CI: true
     matrix:
       - nodejs_version: 10
         GYP_MSVS_VERSION: 2017
@@ -50,6 +49,7 @@
     - node --version
     - npm --version
     - npm install
+    - npm run build
 
   test: off
 
@@ -108,7 +108,6 @@
     - '%AppData%\npm-cache'
 
   environment:
-    SKIP_SASS_BINARY_DOWNLOAD_FOR_CI: true
     matrix:
       - nodejs_version: 10
         GYP_MSVS_VERSION: 2017
@@ -126,6 +125,7 @@
     - node --version
     - npm --version
     - npm install
+    - npm run build
 
   test_script:
     - ps: set-location -path c:\projects\node_modules\node-sass