ConversationPartCollection.getPageItems() does not exist but is in the readme and documentation

[mlevyLI]

Version info

• intercom-java version: 2.0.0 (latest)
• Java version: 8

Expected behavior

List list = parts.getPageItems();

Actual behavior

Method ConversationPartCollection.getPageItems() does not exist

Steps to reproduce

1. Try to use
2. Fail
3. Cry

[mmartinic]

Usage example in docs was wrong. Updated to correct method name: getPage(), not getPageItems().