Merge pull request linode#190 from johnwcallahan/add/cloud-changelog-v1.6.0

Add changelog for Cloud v1.6.0

Author: johnwcallahan

src/content/changelog/cloud-manager-1-6-0.md

@@ -0,0 +1,20 @@
+---
+title: Cloud Manager v1.6.0
+date: 2020-04-15T05:00:00.000Z
+version: 1.6.0
+changelog:
+  - Cloud Manager
+---
+
+### Added:
+
+- EnhancedNumberInput component
+
+### Changed:
+
+- Redesign of LKE interface, including Detail and Create Cluster views
+- Add LKE clusters to search results
+
+### Fixed:
+
+- Case where some long-running actions may not be updated when complete