Fix link command to create/destroy event handler script (just like yeti-ui does); also, enhancements!
Fix link command to create/destroy event handler script (just like yeti-ui does); also, enhancements!

- Make Rubocop compliant.
- Use new Solution objects in place of Hashes.
- Fetch application and product using new fetchers
  (so, for businesses with more than one of each,
  user can specify with product and application to
  link, rather than code just using the values in
  the config).

tadpol/MuranoCLI,exosite/MrMurano,tadpol/MuranoCLI,tadpol/MuranoCLI,exosite/MrMurano