Updates to config file
Remove error if 2 lines of genes.
Rename sex-linked to x-chromosome.
cm to cM
Axis fixes.
Display_map as an option.
Move X-Chromosome to the right & down.
Chromosome naming.
Merge pull request #3 from iceraj/develop

Develop
Merge pull request #9 from iceraj/master

Alison's comments.