Fix PEP8: E301 expected 1 blank line, found 0
Fix PEP8: E302 expected 2 blank lines, found 1
Fix PEP8: E303 too many blank lines
Lower PEP8 threshold to 0 violations
WL-163-added-the-USD-symbol-himBHin-the-HTML-templates-configuration-settings

added the unit tests for the default currency settings
Merge pull request #6063 from stvstnfrd/pep8/newline

Fix recently added PEP8 violations
Merge pull request #6068 from edx/muhhshoaib/WL-163

The USD symbol $ is hard coded into the HTML templates
fix broken master regarding pep8 number of blank lines
Merge pull request #6089 from edx/cdodge/pep8-fixes

fix broken master regarding pep8 number of blank lines
Discussion Xblock moved to edx-platform repo
Fixed pylint violations
Refinements and fixes from backporting discussion xblock to edx-solutions:

* Styling fixes
* Runtime-specific overrides for DiscussionUtil parameters
* Discussion XBlocks included in category map
* Removed DOM Ready jQuery handler in main.js - discussions are now initialized externally
* Fixed static assets management in production environment (when pipelines are in effect)
* Fixed bug: when editing thread for the second time after type have changed js error was thrown and no tet input was present
* Switched to using cached_has_permission from templates instead of pre-populating template context
Added rtl support for discussion