r45 - r47 fisherface and lost commit messages

r47 | ozzloy | 2007-09-13 12:54:13 -0700 (Thu, 13 Sep 2007) | 1 line
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r46 | ozzloy | 2007-09-13 12:44:41 -0700 (Thu, 13 Sep 2007) | 1 line
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r45 | ozzloy | 2007-09-13 12:40:11 -0700 (Thu, 13 Sep 2007) | 1 line
adding fisher stuff

i have had some fisherface code lying around for a while. originally it was written with the goal of completing cse152 homework assignments. i reworked the code so that it will work with the picElems i use to represent the images and their metadata.