Merged DMPRoadmap V2.1.2

Added selectable ResearchOutput Type to ResearchOutput form

Datasets has been renamed as Research outputs

Moved datasets form to its own tab

User have now to click on a button to change the plan visibility

Added collapsible example answers

users should be able to choose which dataset to export

Added Datasets support for answers comments

Fixed common answers checkbox, should only block dataset in the current section

Fixed answers display for each dataset in phase edition

Datasets integration

Users can now choose one or multiple phases when exporting a plan

Updated Usage page display to fix several issues. ...

- Moved mouse pointer instruction.
    - Made textual changes to "No. of plans by template"
    - The bar charts for  "No. users joined during last year" and
    "No. plans during last year" months are in ascending order. They were
    in descending order previously. Updated the count statistics methods
    in statistics_controller.rb.
    - The "No. plans by template" bar chart is now  replaced by a stacked bar chart
    as this is visually better for large data.
    - updated the by_template method in the create_or_update.rb with code from @xsrust.
    This now aggregates template counts for a month correctly.

    Fix for issue #1679.

Static pages edition integration

Default template should appear in template list on plan creation

Restyled Usage page: ...

- The 'No. of plans by template" section restyled
 - Added instruction to 'No. of plans by template'
 - Added a message for 'No. of plans by template' chart if
 no data available for a chosen time period.

Fix for changes requested in issue #1679.

The "No. plans by template" statistics and visualisation changes: ...

(1) The headers for the CSV for the Number of Plans by Template
             - the date column have dates in the format  'Jan 2018'
             - the template headers now display the Title of the templates
             - the Date and Count headers are capitalized.

        (2) The chart has been re-styled.
            The aspect ratio (width/height) of image is now dynamically
            set according to the selection of the month range.

        (3) Fixed broken rspec tests and rubocop errors/warnings.

        Fix for #1679.

Merged with DMPRoadmap:master

wired up jquery-ui datepicker

Merge pull request #1994 from DigitalCurationCentre/issue1391 ...

Issue1391

Updated JS for requiredField to allow for dynamically loaded DOM elements (#1996) ...

* IssueID #1725 - Updated messages Question text and option presence messages.

* updated requiredField.js to allow for dynamically loaded DOM elements

* fixed broken tests

#1371 More specific selector for usage statistics export button

1. stat_created_plan.to_csv with option for details by template. ...

2. details attribute for stats table #1679
3. create_created_plan_service extended with details by template
4. create_last_month_created_plan_service extended with details by
template.
5. create_or_update strategy for generating stats
6. StatCreatedPlanByTemplateController#index for graphs usage
7. month_start_date and month_end_date for OrgDateRangeable class

[RD-1679] Usage view including date input for plans by template

[#1679] monthly_range query updated

[#1679] client-side chart for plans by template

[#1679] Time picker for plans by template chart

[#1679] Download plans by template action.

deleted spec

merge conflicts fixed

[#1679] Removed JS linter warnings

[#1679] Rubocop conforming code. Drying out stat services

moved JS tests to the spec dir and fixed issues with karma/webpack/jasmine ...

added lint and updated bundle task to use yarn

added lint and updated bundle task to use yarn

renamed yml examples. added them to bin/setup and added eslint init to travis ...

added eslintrc.json back

moved eslintrc to loaders dir

removed eslint init statement

fixed up eslinter

updated rack and destructured array and object assignments in js. updated release portion of readme

added eslintrc back to gitignore

fixed issue with create plan JS, fixed some warnings in specs

removed console.log statements and updated linter task in travis

Update asset structure with webpacker gem