0.4.0 https://github.com/zordius/fluxex/releases/tag/v0.4.0

• [CORE] rename store methods: ._get(), ._set()
• [CORE] support .initialize() for stores
• [CORE] refine serialize function to keep null and undefined
• [CORE] .executeAction() for components now do not return promise
• [CORE] support waitFor for stores
• [EXTRA] use mocha-jenkins-reporter for better output when CI build
• [EXTRA] refine common stores getter functions
• [EXTRA] big API changes for fetch related functions
• [EXTRA] better error messages for routing