You should read the README.txt but can ignore this file. It is used as part of
the test to see if files are writable on your site. If you see timestamps below 
this line those are security runs which were able to write to this file.
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

20121018105800
20121018105929
20130207013407
20130207015745
20130207020148
20131014084350