3.2.0: ShopifyBlogService

Closes nozzlegear#80.

Bugfix: ShopifyMetaFieldService.GetAsync was returning null due to ba…

…d deserialization.

Closes nozzlegear#81

Merge pull request nozzlegear#75 from nozzlegear/3.1

3.1

Merge pull request nozzlegear#65 from nozzlegear/3.0

3.0 remove enums and replace them with strings.

2.4.0 release: ShopifyEventService

2.3.0: ShopifyLocationService

Merge pull request nozzlegear#61 from nozzlegear/ShopifyUsageChargeSe…

…rvice

Add ShopifyUsageCharge service.

v2.1.4

v2.1.3

Add project badges