Autostraddle is the blog I mentioned in class which recaps all television shows that currently have queer female characters. You can find the recaps in their blog's television section (with sub-sections for each show that has been recapped): http://www.autostraddle.com/category/arts-and-entertainment/television/
GLAAD (Gay & Lesbian Alliance Against Defamation) publishes an annual report on queer representation in television, comparing the current year to years before it as well. This is the latest report:
This article on Autostraddle talks about the concept of 'queerbaiting' - when tv shows or movies hint at queerness or queer relationships to get the attention/interest of LGBT viewers but then make it clear either continuously or later on that the characters are straight (to pander to less tolerant viewers).