Functions for modelling the read spacing distribution have been cleaned and updated.

renamed:    `unmixRepeatsOne.m ->  unmixRepeats.m`

New functions for read spacing modelling:

- `emission/distrMissMappedReads.m`
- `emission/logPoisson1.m`
- `test_logPoisson.m`

Possibility to read 'notaRepeat' field from a csv has been included:
modified:   `utilites/readSequencingDataCsv2.m`
Merge commit 'b2039f5' into HEAD