[real-world uses] Update Farabi's description
[javascript mode] Add 'property' style to string/number propnames in object literals
Fix unclosed <a> tag on front page

Closes #1265
[show-hint addon] Make hint window behave halfway proper when scrolling the editor

Closes #1264
Fix selection drawing in non-left-aligned text
Add a getAllMarks method
Make marker widgets inline blocks
Add null/plain text mode to mode/meta.js

Closes #1267