Reusing code from the branch 7.x-1.2
Add support to themes.
The YML file must follow this name pattern: $module.help.yml and it must be
inside the help directory.
Give support to YML files
Issue #1928218 by gnuget: Initial version of upgrade to Drupal 8
Added to Norwegian translation
Updated Norwegian translation.
Issue #2464609 by gisle: Fixed spurious warning: Theme hook closure not found
Issue #1846218 by gisle: Provided an example of a translation directory
Issue #1524936 by vaibhavjain: Foreign Key Definition In Install File Not Correct
Added instructions about enabling advanced help search to help files
Fixed it so that markdown is only suggested in the case of README.md.
Added a few cosmetic tweaks from the 6.x-1.3 release
Issue #1405734 by gisle: Output READMEs as parsed Markdown
Inserted attributions in .info-files
Output READMEs as plain text
Issue #1797824 by yurtboy: Added class to advanced-help-popup.tpl.php body tag
Issue #1760844 by NancyDru: Allowed more space for the up text
Issue #1760844 by NancyDru: Made help icon inline
Allowed more space for the up text
Issue #1901746 by fietserwin, geerlingguy: Allowed more space for the up text
Forgot to add help/click_icon.png to the repo
Added attribution data to help_example.info
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