Release v0.4.0

• Update to last cppreference.com docs
• Add options page to configure offline docs path
• Migrate to latest jsonnet
• Add index generating tools

Release v0.3.0

• Migrate from localStorage to chrome.storage API. The new storage permission is required.
• Remove the tabs permission requirement.
• Remove offline doc path validation. Fixes #8.

Release v0.2.0

v0.2 - 2021-01-31

• Support multi-language cppreference docs search
• New command:
  • :posix - Show all POSIX system interfaces