PlatformAware v0.4.0

Diff since v0.3.0

Merged pull requests:

• Simple tutorial in README.md (#18) (@decarvalhojunior-fh)
• @api macro with default version (#19) (@decarvalhojunior-fh)
• Ec2 (#20) (@decarvalhojunior-fh)
• Introducing PlatformFeature, QuantifierFeature and QualifierFeature t… (#21) (@decarvalhojunior-fh)
• Synchronization with master (#23) (@decarvalhojunior-fh)
• AWS EC2 Support (#25) (@decarvalhojunior-fh)
• CompatHelper: add new compat entry for AbstractTrees at version 0.4, (keep existing compat) (#26) (@github-actions[bot])
• adding support for quantifiers carrying exact numeric values (#28) (@decarvalhojunior-fh)
• CompatHelper: add new compat entry for HTTP at version 1, (keep existing compat) (#29) (@github-actions[bot])