Update Rest Client Dependency

0.20

Bump version to 0.20

Update Date String Handling

• Improve date string handling by moving to ISO standard date strings

Add Distance Targeting Support

0.18

Try using if statement

Add Additional Endpoints

• Get Priorities for Channel
• Get, List, Create, Delete Day Parting
• List Countries
• List Regions for Country
• List Metro Codes for Region
• Get Advertiser Instant Counts
• Get Ad Instant Counts
• Get Network Instant Counts
• Get, List, Create, Delete Scheduled Reporting

Exponential Backoff

The Ruby Management SDK now includes support for exponential back-off when retrying requests that failed due to rate limiting from the API.