DialogAlongLine - check if names of points don't equal.

--HG--
branch : develop
DialogBisector - check if names of points don't equal.

--HG--
branch : develop
DialogHeight - check if names of points don't equal.

--HG--
branch : develop
DialogLine - check if names of points don't equal.

--HG--
branch : develop
DialogLineIntersect - check if names of points don't equal.

--HG--
branch : develop
DialogNormal - check if names of points don't equal.

--HG--
branch : develop
DialogPointOfContact - check if names of points don't equal.

--HG--
branch : develop
DialogShoulderPoint, DialogPointOfIntersection - check if names of points don't
equal.

--HG--
branch : develop
DialogSpline - check if names of points don't equal.

--HG--
branch : develop
DialogTriangle - check if names of points don't equal.

--HG--
branch : develop
Refactoring method PointNameChanged.

--HG--
branch : develop
Prepare folder for issue #16: Visualization.

--HG--
branch : develop
rename : src/app/widgets/vcontrolpointspline.cpp => src/app/visualization/vcontrolpointspline.cpp
rename : src/app/widgets/vcontrolpointspline.h => src/app/visualization/vcontrolpointspline.h
rename : src/app/widgets/vgraphicssimpletextitem.cpp => src/app/visualization/vgraphicssimpletextitem.cpp
rename : src/app/widgets/vgraphicssimpletextitem.h => src/app/visualization/vgraphicssimpletextitem.h
rename : src/app/widgets/vsimplecurve.cpp => src/app/visualization/vsimplecurve.cpp
rename : src/app/widgets/vsimplecurve.h => src/app/visualization/vsimplecurve.h
rename : src/app/widgets/vsimplesplinepath.cpp => src/app/visualization/vsimplesplinepath.cpp
rename : src/app/widgets/vsimplesplinepath.h => src/app/visualization/vsimplesplinepath.h
Visualization for VToolLine.

--HG--
branch : develop
Make size dialogline unchangeable.

--HG--
branch : develop
Fix crash. Redefine updating list of variables.

--HG--
branch : develop
No need get chosen object for dialog anymore for just showing options.

--HG--
branch : develop
Disable resizing pattern piece after full parsing.

--HG--
branch : develop
Refactoring undocommands. Fix deletion node.

--HG--
branch : develop
Refactoring.

--HG--
branch : develop
Apply button for dialog line.

--HG--
branch : develop