Triple click options

Common shift + (arrow/mouse) selections that are tedious and can be potentially replaced by a triple click:

1. Selecting the text within a single or double quoted string
   
2. Selecting the enclosure of a pair of parentheses, brackets or angle brackets
3. Selecting a name-value pair (particularly in XML)
4. Other commonly copied and pasted language constructs

It may be difficult to make these language aware, but at a minimum, selecting an enclosure based on the following as delimiters may be possible: ['"<>(){},]