HTML view and Regex trimming

• added regexp-based trimming of Breadcrumbs (per syntax, and global fallback)
• nice looking, HTML Breadcrumbs for ST3 (Phantoms) displayed on demand (command) below current line, with copy to clipboard functionality
• a popup with vertical list of Breadcrumbs for ST3 displayed on demand (command and context menu), with copy to clipboard functionality
• added a shortcut to settings in the menu
• improved speed