Update changelog with studio marketing site feature
Fix exception to support unicode (and print url_name).

Part of STUD-868
Support unicode in text field.

Part of STUD-868
revising tinymce font import syntax
* matches syntax used when importing Open Sans in LMS/Studio
* simplifies and moves syntax to modern Google Web Font standards
* maintains the http/https agnostic work
Support non-ascii chars as arguments to format.

We've had errors in export related to non-ascii chars being passed to format. Proactively making these usages of format robut to non-ascii chars.

Part of STUD-868
Add instructor notes to document

Add template instructions for course teams, letting them know where
they should modify the text according to their courses
Change course_id to package_id
on new Locators to make it clear that they have a different syntax
than Location.course_id altho they represent the same info.
Merge pull request #2019 from edx/talbs/tinymce-fonts

TinyMCE: Updating Google Font Syntax
Add @tusbar to AUTHORS file

To acknowledge his help with refactoring URLs in our CSS to be
protocol-relative
Merge pull request #1975 from edx/db/revert-revert-https-fonts

Studio HTTPS Fonts (re-enable)
Moved bok-choy page objects and setup.py to common/test/bok_choy
Merge pull request #2025 from edx/will/saner-page-object-structure

Moved bok-choy page objects and setup.py to common/test/bok_choy
Add base package to edxapp page object setup.py
corrects typo in legacy.py (LMS-1675)
Merge pull request #2028 from edx/adam/fix-error-student-data

corrects typo in legacy.py (LMS-1675)
Merge pull request #2027 from edx/will/fix-page-object-install

Add base package to edxapp page object setup.py
Merge pull request #2022 from edx/dhm/locator_course_id

Change course_id to package_id
Update formatting for notes to instructor

Change formatting for notes to instructor from table to warning
Merge pull request #2021 from edx/sylvia/documentation/ORA-279

Add instructor notes to document
Removed extra file

Removing long-file-name, stray file from earlier commit