v0.15.0

• Support image matching by repo (ignoring tag/digest) (doc)
• Support minimum required version checking via config (doc)

e9442199a127877681bf70200d69d0e2d15cf061801e5b9998473ee5c144a712  ./kbld-darwin-amd64
396f02f1d9f320cf5089c19aa9c5d014949cfba8d6029a562fe73212bc483db4  ./kbld-linux-amd64
45397a120ed645b20e8f6ceee0b0a99693505cb280de0b37aaa8d262d68da934  ./kbld-windows-amd64.exe

(Installation instructions: https://k14s.io/#install-from-github-release)