### Summary ###

change your account display name.

### IO ###

```[-new_name (text)]/[text]```

### Description ###

this changes the display name on your own account to the name given in -new_name. the display name is used by some clients to present your account to other clients instead of showing your real user name. it is not restricted by uniqueness and can be any text that is less than or equal to 32 chars long. it can even contain spaces if desired but a display name of just spaces will be considered empty because this command will trim the text. the only chars that are considered invalid is new lines or line breaks of any kind.