adding changelog for cloud release 1.0.0

Author: Kayla Wilkins

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

@@ -0,0 +1,40 @@
+---
+title: Cloud Manager 1.0.0
+date: 2020-2-10T05:00:00.000Z
+version: 1.0.0
+changelog:
+  - Cloud Manager
+---
+
+### Added:
+
+* New One-Click Apps:
+  * MEAN
+  * MongoDB
+  * Flask
+  * Django
+  * Redis
+  * Ruby on Rails
+  * PostgreSQL
+
+### Changed:
+
+- Change default distro to Debian 10
+- Fix changelog to match GitHub release
+- Update graph units on Linode Details page
+- Fetch backups after selecting Linode in Linode Create
+- Toast notifications for Image related events
+- Unify graph colors across the app
+- LKE: Warn users before allowing a single-node cluster
+- LKE: Update typings for node pools
+- Show Domains Import Zone Drawer button when a user has no Domains
+- Improve compile time
+- Cleanup axios version management and aligning
+- Prevent unneeded requests when loading Lish window
+
+### Fixed:
+
+- Updating a Linode causes in-progress events to stop being displayed
+- Safari: Open ticket button issue
+- Remove plural for hour on DNS manager
+- 'Show More' tooltip accessibility fix