Travis, again

.travis.yml

@@ -1,23 +1,24 @@
 language: ruby
 
+os:
+  - linux
+
+install:
+  - sudo add-apt-repository -y ppa:fcwu-tw/ppa &&
+  - sudo apt-get -qq update &&
+  - sudo apt-get -qq -f install &&
+  - sudo apt-get -qq install vim;
+
 before_script:
   - git clone https://github.com/junegunn/vader.vim.git
-  - git clone --depth 1 https://github.com/vim/vim
-    cd vim
-    ./configure --with-features=huge --enable-rubyinterp --enable-pythoninterp
-    make -j4
-    sudo make install
-    cd -
-  - export PATH="/usr/local/bin:$PATH"
-    export LD_LIBRARY_PATH=~/.rvm/rubies/ruby-2.2.3/lib
 
 script:
   - vim --version
   - vim -Nu <(cat << VIMRC
-    let &rtp  =  '.,' . &rtp
+  - let &rtp  =  '.,' . &rtp
-    let &rtp .= ',after'
+  - let &rtp .= ',after'
-    let &rtp .= ',vader.vim'
+  - let &rtp .= ',vader.vim'
-    filetype plugin indent on
+  - filetype plugin indent on
-    syntax enable
+  - syntax enable
-    VIMRC) -c 'Vader! test/vader/*' > /dev/null
+  - VIMRC) -c 'Vader! test/vader/*' > /dev/null