Add 1.0.0 to CHANGELOG; remove private changes

Changes which do not directly affect the behaviour of the module should not be recorded in the CHANGELOG.

Author: aaron-lane

CHANGELOG.md

@@ -7,20 +7,17 @@ project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased]
 
+## [v1.0.0] - 2019-08-27
+
+### Changed
+
+- The supported version of Terraform is 0.12 [#12]
+
 ### Fixed
 
 - Wrong path to user's config in the startup script [#12]
 - bitnami-jenkins-2-138-2-0-linux-debian-9-x86-64 image is not found [#12]
 
-### Added
-
-- Standardize integration testing [#12]
-- Added support for Terraform 0.12 [#12]
-- Added symlink for integration tests [#5]
-- Removed openssh version from Dockerfile [#5]
-- Added test/ci_integration.sh file to test/ directory [#5]
-- Makefile changed to standard one [#5]
-
 ### Changed
 
 ## [v0.1.0] - 2018-12-20
@@ -29,8 +26,8 @@ project adheres to [Semantic Versioning](http://semver.org/).
 
 * Initial release of module
 
-[Unreleased]: https://github.com/terraform-google-modules/terraform-google-jenkins/compare/v0.1.0...HEAD
+[Unreleased]: https://github.com/terraform-google-modules/terraform-google-jenkins/compare/v1.0.0...HEAD
+[v1.0.0]: https://github.com/terraform-google-modules/terraform-google-jenkins/compare/v0.1.0...v1.0.0
 [v0.1.0]: https://github.com/terraform-google-modules/terraform-google-jenkins/releases/tag/v0.1.0
 
-[#5]: https://github.com/terraform-google-modules/terraform-google-jenkins/pull/5
-[#12]: https://github.com/terraform-google-modules/terraform-google-jenkins/pull/12
+[#12]: https://github.com/terraform-google-modules/terraform-google-jenkins/pull/12