v0.0.4 Release

What's Changed

• Fix Authentication by @hardillb in #19
• Fix token issue by @Steve-Mcl in #20
• Fix deletion of redis context by @Steve-Mcl in #23
• Handle undefined values and multiple keys in redis context driver by @Steve-Mcl in #24
• Persistent Context support by @hardillb in #21
• Fix context not being cleaned when flow is removed by @Steve-Mcl in #25
• Remove console logging context mem & update docs by @Steve-Mcl in #26
• Add context api tests by @Steve-Mcl in #28
• Add Quota implementation by @hardillb in #29
• Fix JSON by @hardillb in #27

Full Changelog: v0.0.3...v0.0.4