Fix Travis CI configuration file

- Use native Wine package for Ubuntu 18 (Bionic)
- Change Yarn compile to install

.travis.yml

@@ -12,7 +12,7 @@ before_install:
   - echo "deb https://dl.yarnpkg.com/debian/ stable main" | sudo tee /etc/apt/sources.list.d/yarn.list
   - sudo apt-get update && sudo apt-get install --no-install-recommends yarn
   - nvm install lts/dubnium && nvm use lts/dubnium  && npm install -g yarn
-  - yarn compile
+  - yarn install
 cache:
   apt: true
 jobs:
@@ -27,10 +27,6 @@ jobs:
         name: 'pShare Windows Installer'
         install:
           - sudo dpkg --add-architecture i386
-          - wget -nc https://dl.winehq.org/wine-builds/winehq.key
-          - sudo apt-key add winehq.key
-          - sudo apt-add-repository 'deb https://dl.winehq.org/wine-builds/ubuntu/ bionic main'
-          - sudo apt-get update
-          - sudo apt-get install --install-recommends winehq-stable
+          - sudo apt install wine64
         script:
           - ./build.win.sh