docs: adds CHANGELOG entries for #448.

Author: weierophinney

CHANGELOG.md

@@ -0,0 +1,35 @@
+# Changelog
+
+All notable changes to this project will be documented in this file, in reverse chronological order by release.
+
+## 3.1.0 - TBD
+
+### Added
+
+- Nothing.
+
+### Changed
+
+- [#448](https://github.com/zendframework/ZendSkeletonApplication/pull/448) removes the `composer.lock` to ensure users creating a new project receive the latest versions of all dependencies as supported by their current PHP version.  Additionally, it adds an entry to the `post-create-project-cmd` Composer hook to remove the `composer.lock` entry from the `.gitignore` file, to promote checking in a `composer.lock` in user projects.
+
+- [#448](https://github.com/zendframework/ZendSkeletonApplication/pull/448) bumps the version constraints of all optional packages to the latest versions supported by all PHP versions the skeleton supports.
+
+- [#448](https://github.com/zendframework/ZendSkeletonApplication/pull/448) bumps the minimum supported version of zf-development-mode to 3.2
+
+- [#448](https://github.com/zendframework/ZendSkeletonApplication/pull/448) bumps the minimum supported version of zend-mvc to 3.1.1.
+
+- [#448](https://github.com/zendframework/ZendSkeletonApplication/pull/448) bumps the allowed versions of zend-component-installer to the 1.0 and 2.0 series.
+
+- [#448](https://github.com/zendframework/ZendSkeletonApplication/pull/448) bumps the minimum supported version of zend-skeleton-installer to 0.1.7.
+
+### Deprecated
+
+- Nothing.
+
+### Removed
+
+- Nothing.
+
+### Fixed
+
+- Nothing.