v1.5

Changelog

• TLDR: Added JSON output mode (--json) and a bunch of new API key regexes maintained by the Gitleaks authors.

The commits:

• 0c0ce9d Add JSON output mode
• 98d0e7a Add JSON output to readme
• f1f0124 Add a few words to dict
• 9831737 Add default path for rules
• 1a54448 Don't print startup messages in json mode
• 5ec7e9f Rewrite regex engine
• f51567f remove goreleaser
• f28dbf2 update gitignore
• 32eef68 update readme