v2.0.3

• Check that selected text is some string of non-zero length before adding it to site's list of highlights
• Removed unneeded image file from extension directory
• Added first steps for unit testing

v2.0.2

• Added customizable highlight styling. Light mode uses yellow background with black font; dark mode uses blue background with white font.
• Changed definition logic so that multiple define requests now, for the most part, do not each open a separate tab.

v2.0.1

Minor bug fixes:

• Fixed bug where deactivating extension fails to turn off highlighting

v2.0.0

First version of extension deployed to Chrome Web Store. Updates from original version include ability to import and export data as well as more organized code structure, facilitated mostly through the use TypeScript.