Improve i18n for courseware page
Better i18n for credit card charge failures
Revert "Better i18n for credit card charge failures"

This reverts commit 619a5ea3eb239fd561af0bbd30ed10af071e3d7d.
Merge pull request #6382 from edx/zoldak/fix-master

Revert "Better i18n for credit card charge failures"
Merge pull request #6379 from edx/improve-i18n-courseware-page

Improve i18n for courseware page

Merging from an airplane! w00t
allow for student profile downloads to query into 'meta' field in the UserProfile json blob
Merge pull request #6386 from edx/cdodge/WL-137-normalize-user-profile-meta-column

[WL-137] allow for student profile downloads to query into 'meta' field in the Us...
Add 'h' to edxmako’s default filters

This enables HTML encoding by default.
Apply 'n' filter when data shouldn’t be HTML encoded

Also apply 'escapejs' filter on top of json.dumps.
Remove unneeded 'h' filters from templates
Replace HTML entities with real characters

Translations will have to be updated.
Let template mechanism escape HTML
Escape underscorejs templates

Use <%- … %> instead of <%= %> to render text.
Fix course index titles encoding
Encode section name in welcome back message
Escape graph labels in courseware progress
Update tests according to templating changes
Update capa tests

Apply the same template modifiers as in edxmako.
Update test templates to add `| n` modifier, when necessary.
Compare unicode strings in course about tests
Replace &hellip; with … in JS code

There should not be any HTML in translation strings.