populate both aff and aff_raw

after other code is updated to not use aff_raw a better cleanup that reverts to old code is needed.

also changed celery constructor

update solr on aff change and setuptools

Master should update solr when a bibcode's attribute is updated. This was not happening for augments/affiliations.

Use the latest pipeline utils to pick up the right setuptools.

solr field aff is now a virtual field

master should not populate solr field aff, it is a virtual field
aff_raw now received from affiliation pipeline, if not available we use value of import pipeline's aff field

fix computed homedir path

Merge pull request #110 from spacemansteve/master

fix directory bug in reindex

fixed local variable that stepped on imported package name

Merge pull request #109 from spacemansteve/master

fixed local variable that stepped on imported package name

Sanity check and improved logging

Small and useful changes to the rebuild index code.

fix argparse bug

Merge pull request #107 from spacemansteve/master

tweak argparse to fix bug

Updated release of ADSPipelineUtils

Changed requirements.txt to use latest version, required for new facility field.

Index Rebuild and Facility Field

Support for periodic index rebuilds. Master can now populate a new solr index from scratch and then use it to replace the old index. Typically populates 'collection2' and when switches it with 'collection1'.

Support for solr 'facility' field populated with data from fulltext pipeline.

resolver pdf link for direct ingest

previously, only html link was being sent