Commit with no dependency changes have now  a white circle to differentiate them from those with changes
Update export function : Now SVGText can be draw
Now when there are dependency changes you can know how much dependencies had been added and deleted
Update : Now if dependency changes are detected but there is no new or deleted dependency, it just displays 0
Fix bugs : the first and second commit are not on the X axis and the timeline has the correct length
Add joda time library dependency
fix build sbt file
update .gitignore to ignore intellij folder
Fix problem with the svg document's width