Hydraulic button added, busy working on re-arranging node numbers and pipe flows.
Changed that a new node now knows it's Soort so I can place the valve as node1.
Re-order of pipes and nodes completed
Nodes
Merge branch 'master' of https://github.com/benstof/express

Conflicts:
	Main.dfm
	Main.pas
Merge branch 'master' of https://github.com/benstof/express

Conflicts:
	MMExpress.dsk
	Main.dfm