Comment 23 for bug 359180

Since accesskey behavior is not consistent on all browsers, I have used YUI event-key for all actions.

I have also added keybinding for reviewer workflow.

        // Shift+Alt+s - Save form
        // Shift+Alt+f - Go to search field
        // Shift+Alt+b - Go to first translation field
        // Shift+Alt+n - Go to next page in batch
        // Shift+Alt+p - Go to previous page in batch
        // Shift+Alt+a - Go to first page in batch
        // Shift+Alt+l - Go to last page in batch

        // Shift+Alt+j - Go to next translation
        // Shift+Alt+KEY_DOWN - Go to next translation
        // Shift+Alt+c - Copy original text
        // Shift+Alt+r - Toggle someone should review
        // Shift+Alt+d - Toggle dismiss all translations
        // Shift+Alt+0 - Mark current translation
        // Shift+Alt+NUMBER - Mark suggestion NUMBER (only for 9 suggestions)
        // Shift+Alt+KEY_UP - Go to previous translation
        // Shift+Alt+k - Go to previous translation