[+ 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
Merge pull request #1 from kdmurray91/dev

resizeriserer