Merge pull request #447 from vincentclee/master

Updating CHANGELOG for v5.20.0 Release

Merge pull request #427 from jleopold28/update_changelog

Update CHANGELOG for Release v5.19

Prepare for v5.18 release

Prepare for v5.17 release

Merge pull request #375 from duckpuppy/fix_taint_untaint

Fix taint and untaint behavior

Prepare for v5.15 release

Update CHANGELOG to prepare for release

Merge pull request #324 from kmanning/master

Doc Fix: TerraformEnvironmentStageShellHookPlugin typos

Merge pull request #302 from bondezbond/master

AWSParameterStore - Support Global Parameters

Update ChangeLog with Release header