Schedula

-------------------

Fix
~~~
- (dsp): Raise a DispatcherError when the pipe workflow is not respected
instead KeyError.

- (dsp): Unresolved references.

-------------------

Feat
~~~~
- (dsp): add_args _set_doc.

- (dsp): Remove parse_args class.

- (readme): Appveyor badge status == master.

- (dsp): Add _format option to `get_unused_node_id`.

- (dsp): Add wildcard option to `SubDispatchFunction` and
`SubDispatchPipe`.

- (drw): Create sub-package drw.

Fix
~~~
- (dsp): combine nested dicts with different length.

- (dsp): are_in_nested_dicts return false if nested_dict is not a dict.

- (sol): Remove defaults when setting wildcards.

- (drw): Misspelling `outpus` --> `outputs`.

- (directive): Add exception on graphviz patch for sphinx 1.3.5.

-------------------

Fix
~~~
- (site): Fix ResourceWarning: unclosed socket.

- (setup): Not log sphinx warnings for long_description.

- (travis): Wait util the server is up.

- (rtd): Missing requirement dill.

- (travis): Install first - pip install -r dev-requirements.txt.

- (directive): Tagname from _img to img.

- (directive): Update minimum sphinx version.

- (readme): Badge svg links.


Other
~~~~~
- Add project descriptions.

- (directive): Rename schedula.ext.dsp_directive --> schedula.ext.dispatcher.

- Update minimum sphinx version and requests.