Enqueue Feature, TTL fix, Dependencies update, Improve tests

• Add enqueue feature. This was previously an issue because a lot of method calls at the same time would trigger the original method. Now, the original method will just be called once.
• TTL fix: In non lazy mode, the TTL was treated as milliseconds. Fixed to seconds.
• Updated all the dependencies to newest versions.
• Improved tests
• Switched CI to Github Actions

Custom key generation, Refactoring

• Custom key generation feature
• Refactoring directory structure

v3.0.1

• Move mocha typings to devDependencies #5
• Update several npm dependencies

Redis full options, modularization

• Possible to pass redis client library options directly
• Use redis as optional dependency, only install if the specific storage is actually used

v1.3.0

#3

Lock package versions

• Lock dependency version to avoid typing issues with clients

Update dependencies

• Update dependencies to newest versions