Rename "Options" property page to "Config"
Replace properties "options" and "globals" with "config"

The new property "config" contains the complete jshint config text.

Include editable text field in config in property page and preference
page.
Use monospaced font for config in preference/property page
Update minimal JSON parser

This version supports replacing values in JSON objects and pretty print.
Revise config preference page and property page

* Introduce ConfigEditor that wraps a StyledText and validates json
* Underline character at error position
* Use pretty printer when creating a config from old options
* Skip rebuild if only whitespace has changed
* Do not show a warning if config file is missing, create it instead
Use StatusManager instead of ILog

http://wiki.eclipse.org/Status_Handling_Best_Practices