Move OnPreviewStyleLoadErrorCommand to own file

Move commands.ts into new commands directory

Moving show preview commands to own file

Add missing import for tests

Use export from to export commands

Extract tryRevealLine to own method

Extract tryOpen to method

Extract moveCursorToPosition to own file

Extract didClick command to own file

Move RevealLineCommand to own file

Move ShowPreviewSecuritySelectorCommand command to own file

Move refreshPreviewCommand to own file

Move show source command to own file