stylable@5.4.0

Stylable:

Bug fix

• Mixins from CSS and JS are now "fixed" to their relative URLs
• Fixed resolution of 3rd party packages that have their own context (deeply nested node_modules)

API

• Add stylable assets helpers
• Add new StylableOptimizer
• Add Stylable.create that uses config object
• Add urls array on StylableMeta
• Deprecate old optimize

Stylable Build:

• Added memory-fs
• Added webpack in memory test