docs: update docs for users

Bump version to 1.0.22

Bump version to 1.0.21

Fix typo

Fix typo

Merge pull request moovweb#70 from alouche/master

Display curl error message, add debug option   agnostic git gvm-installer

Update VERSION

Provide support for vendored native code workflow.

This commit introduces generated overlay filesystem support for
${PATH}, ${LD_LIBRARY_PATH}, and ${PKG_CONFIG_PATH} as well as
includes a working example of how to take advantage of this support
when integrating with vendored code.

Update VERSION

Bump version for FreeBSD support

Get the clean path to common posix tools used by GVM