Enumeration should support different navigation paths

[Ducasse]

1 2 3 
4 5 6

=>
123456

1 2 3 
4 5 6

=>
456123

1 2 3 
4 5 6

=>
321654

1 2 3 
4 5 6

=>
654321

1 2 3 
4 5 6

=>
142536

1 2 3 
4 5 6

=>
362514

1 2 3 
4 5 6

=>
415263

1 2 3 
4 5 6

=>
635241

[Ducasse]

testLeftToRightFromBottomToTopDo

| a2d res |
a2d := CTArray2D fromArray: #(1 2 3 4 5 6) width: 3.
res := OrderedCollection new. 
a2d leftToRightFromBottomToTopDo: [ :each | res add: each ].
self assert: res equals: #(4 5 6 1 2 3 ) asOrderedCollection

for

leftToRightFromBottomToTopDo: aBlock
	"Apply a block to each element following that order left to right but from bottom to top"
	"123
	456
	=> 
	456123
	"
	
	 self height to: 1 by: -1 do: [:row |
		1 to: self width do: [:col |
			aBlock  value: (self atColumn: col atRow: row)]]

[pankaj-bind]

@Ducasse if this issue still exist, I want to work on it