[Major Changes since 1.5]

• Support fixed version search with @version and ~"version range"
  
• MetaCPAN and BackPAN search using MetaCPAN API
  
• --dev to install developer releases
  
• Install via git:// URL (with @branch, tag or commit)
  
• Better MYMETA version range and cpanfile support
  
• No fallback to search.cpan.org, which means you can't install from command names