Let's say I have the following code:
@startuml
start
if (Condition) then (yes)
:Process A;
else (no)
:Process B;
endif
:Process C;
stop
@enduml
And I get the following output:

But I want it to look more like a flow diagram. This would require the following changes:
- Boxes should be with square, not rounded corners.
- Why is there an intermediary diamond where yes/no paths meet up? Would like to get rid of that.
- Sometimes it would be nice to colorize certain objects for grouping/emphasis purposes. Is that possible?