Merge pull request #32 from starteam/develop

Fixes
Merge pull request #33 from starteam/develop

Adding group titles & changing centi Morgans to centimorgans
Merge pull request #34 from starteam/develop

Develop
Merge pull request #35 from starteam/develop

css fixes, move genes 3px down
Merge pull request #36 from starteam/develop

Slide of the scale to the left case
Merge pull request #37 from starteam/develop

Develop
Merge branch 'develop'

* develop:
  Distance 0 handling