getChromInfo: Chromosome information collection
In ndukler/experimentalDataTools:

Collects the chromosomal lengths used to build all bigwigs experimental design object

1	getChromInfo(expDes, which.chrom = NULL, regex.chrom = NULL)

`expDes`	experimentalDesign object
`which.chrom`	character vector of which chromosomes information should be collected on. Default value of NULL collects info for all chromosomes. Cannot be specified at the same time as regex.chrom.
`regex.chrom`	can supply regex expression matching which chromosomes information should be collected on. Cannot be specified at the same time as which.chrom.