I've found that not everyone knows that Photoshop CS6 and CC have video editing capability (as does Lightroom 4 now). It seems to me that for the majority of basic editing work that most photographers might be doing as part of the blurring line between photographers, videographers and filmmakers, Photoshop is a perfectly acceptable option.
If this sounds like you, but you don't have a full Creative Cloud subscription and aren't sure what NLE might work for you between Premiere, Final Cut and Avid, check out this video and see if the software you already have can fulfill your needs!
Watch The Full Tutorial
Let us know how you edit, and if Photoshop serves your purposes, by leaving a comment!