Updated the changelog for v1.1 release

Signed-off-by: Dmitrii Ustiugov <dmitrii.ustiugov@ed.ac.uk>

Author: ustiugov

CHANGELOG.md

@@ -4,10 +4,29 @@
 
 ### Added
 
+
+### Changed
+
+### Fixed
+
+
+## v1.1
+
+### Added
+
+- Created a CI pipeline that runs CRI integration tests inside containers using [kind](https://kind.sigs.k8s.io/).
+- Added a developer image that runs a vHive k8s cluster in Docker, simplifying vHive development and debugging.
 - Extended the developers guide on the modes of operation, performance analysis and vhive development environment inside containers.
-- Created CI pipeline to run CRI tests inside containers using [kind](https://kind.sigs.k8s.io/).
+- Added a slide deck of Dmitrii's talk at Amazon.
+- Added a commit linter and a spell checker for `*.md` files.
 
 ### Changed
 
-- Using replace pragmas instead of Go modules.
-- Bump Go version to 1.15.
+- Use replace pragmas instead of Go modules.
+- Bump Go version to 1.15 in CI.
+- Deprecated Travis CI.
+
+### Fixed
+
+- Fixed the vHive cluster setup issue for clusters with >2 nodes [issue](https://github.com/ease-lab/vhive/issues/94). 
+