[+ tsCLI/resizeTS.py] Resize a timestream quickly
[misc/bench] benchmarks of python image resizers
[resizeTimestream] implement better err handling

Also implement skipping of images
[resizeTimestream] fix bugs introduced in last cmt
[test/data] add test timestream
[tst/data] chmod -x files
[resizeTimestream] rewrite resizer

- Use new tslib api
- Support skipping
- Error handling
- Support giving only the width of images to keep aspect ratio
[setup.py] add setup script
[Readme] add readme and license
Add CI framework (no tests yet)
[run_tests] remove nosetests from run_tests

There aren't any tests yet
[setup.py] remove pyopencv

This has to be installed thru an OS package manager, not pip. The pypi
pyopencv is broken.
[travis] apt-get install some dependencies
[setup.py] fix dependency names in setup.py
[resizeTimestream] improved CLI status logging
[renameTimestream] add timestream renamer