text2html.py and webclient.css
* Remove inline formatting and place in CSS file. This frees up
the client to change the basic color scheme without modifying
the server file.
* Added a target="_blank" to links that are created to force a
new tab (or window) to be opened in lieu of leaving the web
client when a link is clicked.
webclient.html
* Added a void action to the form, just in case.
evennia_webclient.js
* Added code to move the caret to the end of the input box when
the history is changed (up or down arrow listeners).