Description of the change

This PR is an accumulation of already approved PRs:

• Renamed iosAppSwift to RollbarDemo, moved into new Examples dir #306
• Renamed iosAppObjC to RollbarObjCDemo, moved to new Examples #307
• Example integrating Rollbar to an App via SPM #308
• Example integrating Rollbar to a Framework via SPM #309
• Example integrating Rollbar to an App via Cocoapods #316
• Example integrating Rollbar to a Framework via Cocoapods #317

Type of change

• Bug fix (non-breaking change that fixes an issue)
• New feature (non-breaking change that adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Maintenance
• New release

Related issues

• Fix SC-127332
• Complete SC-128322

Checklists

Development

• Lint rules pass locally
• The code changed/added as part of this pull request has been covered with tests
• All tests related to the changed code pass in development

Code review

• This pull request has a descriptive title and information useful to a reviewer. There may be a screenshot or screencast attached
• "Ready for review" label attached to the PR and reviewers assigned
• Issue from task tracker has a link to this pull request
• Changes have been reviewed by at least one other engineer