Finished cell spec
PDF generation added
Merge branch 'feature/report' into develop
Added tests to CellGrowth
Merge branch 'develop' into feature/tests
Finished CellGrowth tests
Merge branch 'feature/undo/refactor' of github.com:Derkje-J/programming-life into feature/undo/refactor
Refactored undo partially and added action class
Refactored undo
View draw the actual undotree
Added tests for empty substrate and metabolite
Fixed module drawing bug
Fix continuous redraws on mousing over module
Fix an issue where the deleteButton's hitbox is over the closeButton's hitbox.
Report conflict solved
Updated Gemfile with wkhtmltopdf
Generate report button added to cell view
Merge branch 'feature/tests' into develop
Gemfile updated yet again for Windows
Merge branch 'feature/report' into develop