Spelling fixes

Change-Id: I8c0e819a234e42ed6e9c206fca3291a6ae275c75
Signed-off-by: John May <john.wilkinsonmay@gmail.com>
More spelling fixes

Change-Id: I2637f3360767d1e6fb95fdf40e26ecb5cc14af80
Signed-off-by: John May <john.wilkinsonmay@gmail.com>