Merge branch 'develop'

* develop:
  screenshot added
  changed build scheme to "release!"
Update README.md
Update README.md
Update README.md
Update README.md
Update README.md
project location changed in about window
xcode project update
Merge branch 'master' into develop

* master:
  xcode project update
  project location changed in about window
  Update README.md
  Update README.md
  Update README.md
  Update README.md
  Update README.md