Visualization for VToolShoulderPoint.

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branch : develop
Don't show warning about unsaved change if we have brocken formula.

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branch : develop
Use in dialog tool's container with data after creation tool with Apply button.

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branch : develop
Added new contructor for VPointF.

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branch : develop
Refactoring.

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branch : develop
Code style fix.

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branch : develop
Remove border around point label.

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branch : develop
Refactoring.

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branch : develop
Call ZoomFitBest() twice before show pattern.

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branch : develop
Check for self-assignment, by comparing the pointers.

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branch : develop
Store information about object's id that created internal variable.

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branch : develop
Don't show internal variable if we created her.

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branch : develop
Use another way get tool's id for filtering tool from lists.

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branch : develop
Optimization. Define variable if only exist in formula.

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branch : develop
Lite parsing. Parse only current pattern piece.

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branch : develop