…-container-wp-volumes

* origin: (34 commits)
  added doc
  moved WPTheme/PluginConfig to dedicated files themes/plugin.py
  Use var defined in 'settings.py' instead of hard-coded string
  Use site folder as 'wp_site_id'
  Small bug fix
  Change way to generate path, add var for plugin source
  Change function/option name
  Use wp_site_id instead of site_name (which is not unique)
  Use WPSite to create instance instead of openshift_env and wp_site_url
  Small bug fix
  Workaround for relative path to fix Travis checks
  Change how class is displayed
  Change display way
  PEP8 compliant
  Add short doc (very short)
  Add feature to dump plugin configuration
  Updated configuration for Add-To-Any, fits to new way to do things
  Change WP tables infos location (now outside class), prepare to use 'wp site id' instead of 'wp site name', PEP8
  Use values defined in 'settings.py' and some cosmetic changes
  Replace way to configure plugin options. No more WPCLI...
  ...

…-container-wp-volumes

* origin: (23 commits)
  add same parameters for generate as for generate-one
  mention git clone over HTTPS (not only SSH)
  merged in PR #54
  do not decrease coverage
  PEP8
  declare BACKUP_PATH in .env.sample
  added doc
  generate DB dump directly in proper directory
  added $BACKUP_PATH to override BACKUP_PATH (in travis)
  added tests and command to backup one site only
  gitignore backups
  same strategy for WPBackup as for WPGenerator for constructor and config
  roll run_wp_cli back into WPConfig
  removed relative path for backups. Added WP_PATH & BACKUP_PATH in settings
  using /tmp to generate tar in tests (for travis to pass)
  added tests for generate_tar
  not using site_id quite yet. name instead
  precision in doc for content of incremental files
  change description of tar file: all files are tared, not only php ones
  do not log twice command
  ...