You shouldn't need to do this:
#include <..\libraries\TimerOne\TimerOne.h>
Instead:
#include <TimerOne.h>
Make sure you restarted the IDE after copying the files. Turn on verbose compiling and see if it found the header file.
You shouldn't need to do this:
#include <..\libraries\TimerOne\TimerOne.h>
Instead:
#include <TimerOne.h>
Make sure you restarted the IDE after copying the files. Turn on verbose compiling and see if it found the header file.