add tests for the exif2timestream.py script/module
add completed sections of exif2timestream.py
add more major functions to exif2timestream module
update test image files
add testing config files
add exif-less test image file
add almost 100% tested exif2timestream.py
add tests for exif2timestream.py
fix bug in test config file
ignore test out dir
add archiving to processing of images
fix a few bugs not covered by test
remove extraneous print in test suit
fix bug in find jpegs test

- use a set not a list so that the order of files returned from
  find_images is not important tests.
Merge branch 'master' into exif-timestream
add setup.py and test runner
make tests dir a module to play nice with setup.py
add requirements to setup.py
Merge branch 'master' into exif-timestream
fix bug in travis config