Add stringcase

How to add cases to a string

Simply follow these steps:

  1. Initial situation
    1. - Initial state of the string to be expanded
  2. After clicked on the button shown above
    2. - The new and uninitialised string-case
  3. After filled in the fields
    3. - Next step toward the change...
  4. After going back -- where is my new string case?!
    4. - Where did it disappeared?!
  5. It didn't disappeared, just not shown until it's get committed to the SVN
    5. - Final suggestions, troubleshooting guide, etc...

Well, it could be argued upon whether the current behaviour is good or not, I'm accepting critics :-)