Bump y18n from 3.2.1 to 3.2.2 in /glances/outputs/static

Merge pull request #1844 from nicolargo/dependabot/npm_and_yarn/glances/outputs/static/elliptic-6.5.4

Bump elliptic from 6.5.3 to 6.5.4 in /glances/outputs/static

Merge pull request #1845 from nicolargo/dependabot/npm_and_yarn/glances/outputs/static/yargs-parser-5.0.1

Bump yargs-parser from 5.0.0 to 5.0.1 in /glances/outputs/static

Bumps [yargs-parser](https://github.com/yargs/yargs-parser) from 5.0.0 to 5.0.1.
- [Release notes](https://github.com/yargs/yargs-parser/releases)
- [Changelog](https://github.com/yargs/yargs-parser/blob/v5.0.1/CHANGELOG.md)
- [Commits](https://github.com/yargs/yargs-parser/compare/v5.0.0...v5.0.1)
Signed-off-by: Ndependabot[bot] <support@github.com>

Bumps [elliptic](https://github.com/indutny/elliptic) from 6.5.3 to 6.5.4.
- [Release notes](https://github.com/indutny/elliptic/releases)
- [Commits](https://github.com/indutny/elliptic/compare/v6.5.3...v6.5.4)
Signed-off-by: Ndependabot[bot] <support@github.com>

Bumps [y18n](https://github.com/yargs/y18n) from 3.2.1 to 3.2.2.
- [Release notes](https://github.com/yargs/y18n/releases)
- [Changelog](https://github.com/yargs/y18n/blob/master/CHANGELOG.md)
- [Commits](https://github.com/yargs/y18n/commits)
Signed-off-by: Ndependabot[bot] <support@github.com>

Fix typo in documentation

Update README.rst

Fixe issue #1814

Change package install command for FreeBSD

Python-2.7 is EOL and no longer supported in FreeBSD - the new default version is Python-3.7 and the package name has to be adjusted to refer to that Python version.