Update UIUC and MDL to use qdc metadataPrefix

- Add qdc_to_dpla module
- Add qdc list records XML model
- Update UIUC and MDL profiles
- Generalize set_spec_type module and update DLG profile
- Add mdl_state_located_in module
- Update move_date_values
- Update shred module
Merge commit 'bb6307372a85970' into develop

Old commit made to 'master' in April 2013, not merged back to develop.

Changed Travis to track develop
Merge commit '9d6f1d69d821a' into develop

Old commit made to 'master' on Dec 18, 2013.
Change url scheme [of git URLs in requirements.txt] to https
Fixed class name of instantiated HathiFetcher in create_fetcher. (#7254)

Hotfix to master -- merging back into develop
Changed logging to produce smaller logs (#7226)

Added akara.ini setting to specify logging level.
Modified line in geocode to log as debug instead of info.
Updated pip requirements.txt to install DPLA version of Akara,
which has logging changes.
Added ret. val. checking, db export per-source file generation (#7155)

In export_database.download_source_data(), added check for the return
value of store_result_into_file(), so that, if it has failed, the
file does not get uploaded to the CDN.
Update ingestion server setup instructions in README
Add scdl_type_from_format module

- Add units tests for new module
- Update SCDL profiles to use new module
Merge branch 'release-v20.2'