Remove capistrano-related files

Signed-off-by: Kevin Decherf <kevin@kdecherf.com>

app/config/capistrano/deploy.rb

@@ -1,19 +0,0 @@
-# config valid only for current version of Capistrano
-
-set :application, 'wallabag'
-set :repo_url, 'git@github.com:wallabag/wallabag.git'
-
-set :ssh_user, 'framasoft_bag'
-server '78.46.248.87', user: fetch(:ssh_user), roles: %w{web app db}
-
-set :format, :pretty
-set :log_level, :info
-# set :log_level, :debug
-
-set :composer_install_flags, '--no-dev --prefer-dist --no-interaction --optimize-autoloader'
-
-set :linked_files, %w{app/config/parameters.yml}
-set :linked_dirs, [fetch(:log_path), "var/sessions", "web/uploads", "data"]
-set :keep_releases, 3
-
-after 'deploy:updated', 'symfony:cache:clear'

app/config/capistrano/deploy/staging.rb

@@ -1,2 +0,0 @@
-set :branch, 'master'
-set :deploy_to, '/var/www/v2.wallabag.org/web/'