Dependency updates

Changes made for this release: https://github.com/IBM/audit-ci/compare/v1.0.0..v1.0.1

• @babel/cli: ^7.1.2 --> ^7.1.5
• @babel/core; ^7.1.2 --> ^7.1.6
• @babel/preset-env: ^7.1.0 --> ^7.1.6
• eslint: ^5.3.0 --> ^5.9.0

Removed babel-core

Initial release

fix(semver): Make documentation suggest installing ^1 instead of latest.

This is to ensure that breaking changes in the future are not automatically applied with @latest.

Signed-off-by: Quinn Turner <quinn.turner@ibm.com>