v1.4.0

• Support shards: latest on Windows and make it the default: bd69bfd
  • Now shards is always available with the default action args
• Use caching, so shards doesn't need to be built every time: 5494089
• Fix installing a particular Crystal release; in v1.3.0 it used to just do latest anyway: 31af29c
• Add/fix shards and path action outputs: 850513e
• Make it work in sudo-less environment: e583d28