The enrichment score now can calculate the scores for not only one motif but also a combination of more than one motif
Merge branch 'master' of https://github.com/omidi/ChIPseq-pipeline
Minor updates from Saeed.

Changes in Enrichmont Score scripts and Fit Beta scripts.
Modified WMQuality component.

Removed bug that wrote WM_updated in wrong directories. Cleaned up some other parts of the component.