v0.6.3

New:

• introduce process function to query and process resources in batches https://github.com/sphereio/sphere-node-client/tree/v0.6.3#query-and-process-in-batches
• add some integration specs
  allow to define maxParallel requests #15
• add support for weeks w for last query function 85bd0ac

Fix:

• always reset defaults after creating a request promise #16