Update Travis file and npm dev dependencies (#50)

* Update Travis file and npm dev dependencies

* Update gitignore and remove lockfiles

Author: thomashoneyman

.gitignore

@@ -2,7 +2,15 @@
 !/.gitignore
 !/.github
 !/.travis.yml
-/bower_components/
-/node_modules/
-/output/
+
+# Dependencies
+bower_components
+node_modules
+
+# Generated files
+output
+generated-docs
+
+# Lockfiles
 package-lock.json
+*.lock

.travis.yml

@@ -5,19 +5,19 @@ node_js: stable
 env:
   - PATH=$HOME/purescript:$PATH
 install:
-  - npm install -g bower
-  - TAG=$(wget -q -O - https://github.com/purescript/purescript/releases/latest --server-response --max-redirect 0 2>&1 | sed -n -e 's/.*Location:.*tag\///p')
-  - wget -O $HOME/purescript.tar.gz https://github.com/purescript/purescript/releases/download/$TAG/linux64.tar.gz
+  - TAG=$(basename $(curl --location --silent --output /dev/null -w %{url_effective} https://github.com/purescript/purescript/releases/latest))
+  - curl --location --output $HOME/purescript.tar.gz https://github.com/purescript/purescript/releases/download/$TAG/linux64.tar.gz
   - tar -xvf $HOME/purescript.tar.gz -C $HOME/
   - chmod a+x $HOME/purescript
+  - npm install -g bower
   - npm install
   - bower install --production
 script:
   - npm run -s build
   - bower install
   - npm run -s test
 after_success:
-- >-
-  test $TRAVIS_TAG &&
-  echo $GITHUB_TOKEN | pulp login &&
-  echo y | pulp publish --no-push
+  - >-
+    test $TRAVIS_TAG &&
+    echo $GITHUB_TOKEN | pulp login &&
+    echo y | pulp publish --no-push