Merge pull request serverless#3119 from serverless/releasing-v1.5.1

releasing v1.5.1

Merge pull request serverless#3058 from serverless/releasing-v1.5.0

releasing v1.5.0

Merge pull request serverless#2957 from serverless/1.4-version-bump

1.4 version bump

Merge pull request serverless#2850 from serverless/1.3-version-bump

1.3 version bump

Merge pull request serverless#2778 from serverless/v1.2.1-release

v1.2.1 release

Merge pull request serverless#2766 from serverless/1.2-version-bump

1.2.0 version bump

Merge pull request serverless#2593 from serverless/bump-1.1.0

Bump to 1.1.0

Merge pull request serverless#2501 from serverless/bump-1.0.3

Bump to 1.0.3

Merge pull request serverless#2353 from serverless/fix-included-files

Add task to Release Checklist for included files

Merge pull request serverless#2353 from serverless/fix-included-files

Add task to Release Checklist for included files