Removes old images
CSS coding guidelines
add wdpa_ids helper method for projects
add ProjectDownloadsGenerator
add download_link to projects
add wdpa_ids for saved_searches
Adds search sorting by geo distance
Merge branch 'new-design' into redesign

* new-design:
  CSS coding guidelines
  Removes old images

Conflicts:
	docs/css.md
simplify test for projects_downloads_generator
Merge pull request #144 from unepwcmc/projects-downloader

Projects downloader
remove unneded request env tampering for devise
Protected area can retrieve its nearest PAs
simplify and test update action inprojects controller
Merge branch 'projects-second' of github.com:unepwcmc/ProtectedPlanet into projects-second
Merge pull request #142 from unepwcmc/projects-second

"Add to your projects" & SavedSearch functionalities
Merge branch 'projects' into new-design

* projects: (26 commits)
  simplify and test update action inprojects controller
  remove unneded request env tampering for devise
  simplify test for projects_downloads_generator
  add wdpa_ids for saved_searches
  add download_link to projects
  add ProjectDownloadsGenerator
  add wdpa_ids helper method for projects
  Added 'add to projects' feature for Countries, PAs, and Regions. Also added tests
  Reinstalls Devise
  add create_and_populate method using ResultsPopulator worker
  refactor SearchWorkers and add ResultsPopulator worker
  Added in place editing to projects name using best-in-place gem
  updated Gemfile.lock with locked byebug
  add "Add to your Projects" functionality for searches
  add byebug to Gemfile
  rename SearchTest to SavedSearchTest
  explicit difference in projects and search tests
  change first_item_(id|type) to item_(id|type)
  move item retrieval in private method in projects_controller
  add SavedSearch and creation of projects through controller
  ...
Merge branch 'new-design' into redesign

* new-design:
  simplify and test update action inprojects controller
  remove unneded request env tampering for devise
  simplify test for projects_downloads_generator
  add wdpa_ids for saved_searches
  add download_link to projects
  add ProjectDownloadsGenerator
  add wdpa_ids helper method for projects
Remove unneeeded PA tests
Memoises nearest PAs value for use in views
Shows nearest PAs on PA page