Remove legacy icon settings
Don't hide symbols in the debug build of the app.

This allows the test target to access classes in the app without having to recompile them into the test bundle.
Move some build settings up to the project level
Merge branch 'project'
Remove support for totp:// URLs

This older URL scheme only supports a subset of the properties supported by otpauth:// URLs. These URLs are unlikely to be encountered in the wild, parsing them has never been tested, and they seemed to only be included in the original Google Authenticator source for legacy support.
Remove unused strings file
Standardized header comments
Update .gitignore
Update README
README tweaks
Merge branch 'cleanup'
Version 1.0