Merge pull request #18 from AnyFetch/new-api-mocking

Customizable host
Do not allow undefined / null ids
Fixed aliases not containing `postFile`
Fixed `this` not being bound
Merge pull request #21 from AnyFetch/new-api-fix-mappings

Fixed context bug in mappings
Merge branch 'new-api' of github.com:AnyFetch/anyfetch.js into new-api
Moar of the same fix
Merge pull request #22 from AnyFetch/new-api-fix-mappings

Fixed context bug in mappings (bis)
Merge branch 'new-api' of github.com:AnyFetch/anyfetch.js into new-api
Factor out descriptors extension to `configuration.js`
Randomize test to avoid duplicate emails when posting user
Cleanup code
Merge pull request #24 from AnyFetch/new-api-descriptors-in-config

New api descriptors in config
Merge branch 'new-api' into new-api-mocking
No need to extend configs anymore