1.5.0 Release

Fix: Setting clientId/secret when auth mode is connected apps
Fix: Retry behavior for Analytics/Exchange/APIM, until-successful implemented
Fix: Splunk APIM & Analytics dashboards, aggregate of API count, contracts and request count. Also added panels for API grouping by BG's
Fix: Anypoint Monitoring loader metrics fix
Enhancement: Resolved APIM limit of 100 assets using pagination
Change: rebrand the entire project to metrics-accelerator
Feature: Embedded dashboard