Fix outdated copyright year (update to 2015)
The copyright year was out of date. Copyright notices must reflect the current year. This commit updates the listed year to 2015.
This reverts commit dd1d49b360.
The license is actually supposed to look like that. That section is
boilerplate for others to apply the license to their own work. See
immediately above...
> To apply the Apache License to your work, attach the following
> boilerplate notice, with the fields enclosed by brackets "[]"
> replaced with your own identifying information. (Don't include
> the brackets!)