Now that you have the content on your computer, you'll probably find that you'd like to remove certain parts, or rearrange the order of the sequences.
Windows Movie Maker is a good free program if you're using Windows. iMovie, while not free, is included with most Macs and is a good choice for mac users.
If you find these programs don't give you enough flexibility, Adobe Premiere Pro (for Mac or Windows) and Final Cut Studio (Mac only) are both great commercial editing programs. If you feel that your content doesn't really need to be edited, you can proceed to Uploading Content.