Align equal sign

This function allows you to align equal signs in the matlab editor.
Select some text with variables assignments from the editor and run the function.

You may find easier to add this function as a shortcut to your matlab toolbar.

This function is not intended to work on your whole code, but only on snippets of variables assignments.

This code has been inspired by Replace in selection: http://www.mathworks.co.uk/matlabcentral/fileexchange/38264-find-and-replace-in-selection
If you find any bug, please report it here.