v0.5.4

Changelog

65755af Add resolve_age as optional project parameter (#55)
61bc3c9 Introduce checkClientGet for 404 handling (#70)
aca3303 Make token not required so that env var can be used
01d7e4b Runs a project update right after it has been created
0cb149b Fix wrong wording in error msg on import team
96fbc67 fix rules decoding
9b01653 Update Terraform SDK
cc563d5 New data source: Sentry organization
106c8d4 Upgrade dependencies
40a8c0a Modernize README for Terraform 0.12