installation: location of plupload

* Updates location from where to download plupload to local hosting
  on invenio-software.org site.

Signed-off-by: Tibor Simko <tibor.simko@cern.ch>
Travis CI: initial release of configuration

* Forward-ported from 5b6225743b2f74344053f33dc70562675d360a3d
  so that there is no need to wait for the following big
  master-to-next merge in order to have working Travis CI
  configuration in the next branch.

* NOTE Removes regression testing part which is not yet next ready.

Signed-off-by: Tibor Simko <tibor.simko@cern.ch>
WebSearch: fix for non-ASCII fulltext terms

* Encodes search pattern properly.

Signed-off-by: Patrick Glauner <patrick.oliver.glauner@cern.ch>
orcid: fix search url

* Fixes ORCID search url.

Reviewed-by: Jiri Kuncar <jiri.kuncar@cern.ch>
jinja2utils: add date formatting template filter

* Adds pretty_date Jinja2 template filter.

Reviewed-by: Jiri Kuncar <jiri.kuncar@cern.ch>
OAIHarvest: fix for app context

* Fixes issue with oai_harvest_daemon running outside Flask
  application context.

Reviewed-by: Jiri Kuncar <jiri.kuncar@cern.ch>
web_api_key: initial port to Flask.

* Moves `web_api_key` logic to the model.

* Refactors functions to work with sqlalchemy and flask request.

* Refactors `web_api_key` to work with model functions.

* Updates `web_api_key_regression_tests`.

* Adds a decorator `api_key_required` for authentication
  through an api_key.

Signed-off-by: Konstantinos Ntemagkos <konstantinos.ntemagkos@cern.ch>
Co-authored-by: Jiri Kuncar <jiri.kuncar@cern.ch>
web_api_key: fix for import and print statements

Signed-off-by: Jiri Kuncar <jiri.kuncar@cern.ch>
BibCirculation: double imports removal

* Removes double imports.

Signed-off-by: Jiri Kuncar <jiri.kuncar@cern.ch>
sqlalchemyutils: change field to mutable type

* Decorates JSONEncodedTextDict with MutableDict due to non-
  propagating changes from JSONised dictionary to database.

Reviewed-by: Jiri Kuncar <jiri.kuncar@cern.ch>
BibDocFile: fix typo

* Fixes typo in comment.

Signed-off-by: Jiri Kuncar <jiri.kuncar@cern.ch>
BibDocFile: fix for --hide --with-version

* Fixes an issue where --with-version argument was not taken into
  account in --hide and --unhide actions, causing all versions to be
  hidden instead of only the specific version.

Signed-off-by: Lars Holm Nielsen <lars.holm.nielsen@cern.ch>
Reviewed-by: Jiri Kuncar <jiri.kuncar@cern.ch>
pidutils: add pid normalize feature

* Adds support for normalizing a persistent identifier.
  E.g. http://dx.doi.org/10.1234/foo is normalized to
  10.1234/foo.

Signed-off-by: Lars Holm Nielsen <lars.holm.nielsen@cern.ch>
Reviewed-by: Jiri Kuncar <jiri.kuncar@cern.ch>
sherpa_romeo: error handling improvement

* Increases cache timeout in order to create a temporary db with
  journals and publishers.

* Handles parse errors in ElementTree, caused usually by bad formatted
  data returned from the service.

Reviewed-by: Jiri Kuncar <jiri.kuncar@cern.ch>
BibWorkflow: workflow model changes

* Renames WfeObject to BibWorkflowObject and changes the way
  these are created - now with strict dictionary format for API
  functions.

* Fixes display of modal windows for workflow and objects details.

* Moves JavaScript to separate files.

* Adds MIME type evaluation function.

* Changes data structure in a few places (e.g. new URI field).

* Fixes tests for new data structure.

* Adds database logging for workflow engine.

* Improves Celery worker plugin.

* Fixes import of WfeObject in WebDeposit. Changed to
  BibWorkflowObject.

Tested-by: Jan Aage Lavik <jan.age.lavik@cern.ch>
BibWorkflow: add Holding Pen interface

* Adds a new Holding Pen interface that is going to replace the
  existing holding-pen functionality in OAIHarvest in
  the future. This new web-interface displays incoming objects
  (currently BibWorkflowObjects) for human oversight before being
  entered into the system, by Dinos Kousidis.

* Adds a new widget-support for Holding Pen in order to have custom
  UI Widgets related to workflow tasks that needs to be resolved by
  a human operator, by Dinos Kousidis.

* Adds and changes standard tasks provided by BibWorkflow to
  accomodate these changes, by Wojciech Ziolek.

* Adds new data-type property to BibWorkflowObject model, by
  Wojciech Ziolek.

* Adds object database logging, by Guillaume Lastecoueres.

Co-authored-by: Guillaume Lastecoueres <guillaume.lastecoueres@cern.ch>
Co-authored-by: Wojciech Ziolek <wojciech.ziolek@cern.ch>

Tested-by: Jan Aage Lavik <jan.age.lavik@cern.ch>
BibWorkflow: API changes

* Changes BibWorkflow API functions from run() to start() and
  changes all sample tasks and workflows to accomodate this
  change, by Jan Aage Lavik.

* Renames workflow and object logging models and removes legacy
  or unused logging models.

* Several PEP8 and cosmetic updates.

Co-authored-by: Jan Aage Lavik <jan.age.lavik@cern.ch>
BibWorkflow: `Workflow` API prototype

* Updates Workflow model function to get extra_data.
BibWorkflow: API updates

* The way run a workflow in a task queue has changed from a
  task_queue parameter into seperate "delayed" functions, such
  as start_delayed() or continue_oai_delayed().

* Adds custom kwargs to be passed to all workflow API functions
  that will be put into the workflow engine's extra_data column.
  This allows one to access this data from the workflow tasks.

* Documentation improved and corrected overall. Especially in
  bibworkflow_api.

* Updated worker plugins and unit tests to reflect these new
  changes.

* Renames several functions from camelCase to underscore_case.

* Renames Holding Pen template files from bibholdingpen_* to
  bibworkflow_* as well as other restructu.

* Adds a custom exception in bibworkflow_worker_engine instead
  of raising ValueError.

* Changes worker API names.

* Removes references to external_save as it is no longer used.

* Various fixes to the Holding Pen, improving PEP8 etc.

* Fixes many kwalitee issues.

* Adds Redis backend functionality, by Wojciech Ziolek.

Co-authored-by: Wojciech Ziolek <wojciech.ziolek@cern.ch>
BibWorkflow: updates of Holding Pen

* Updates the Holding Pen interface implentation with
  new structure.

* Several changes to BibWorkflow models.

Co-authored-by: Dinos Kousidis <konstantinos.kousidis@cern.ch>
Co-authored-by: Jan Aage Lavik <jan.age.lavik@cern.ch>