Updated x and chevron icon
Merge pull request #2921 from wordpress-mobile/issue/editor-439-chevron-x-icons

Updated X and chevron icon for the new editor
Giving a shell script better name

Renamed "Shell Script" which is a workaround for code signing issues with the today extension to "App Installation Failed Workaround" as it's more descriptive.
Merge pull request #2924 from wordpress-mobile/issue/renaming-shell-script-to-fix-signing-issues

Giving a shell script better name
Merge branch 'release/4.7' into develop
Merge branch 'develop' of github.com:wordpress-mobile/WordPress-iOS into feature/editor-165-onboarding

# By Matt Bumgardner (1) and Sendhil Panchadsaram (1)
# Via Sendhil Panchadsaram (2) and others
* 'develop' of github.com:wordpress-mobile/WordPress-iOS:
  Giving a shell script better name
  Updated x and chevron icon
Now shows the onboarding hint the first time through only