- cleaned up in place and UI activation: VLC Plugin should behave better with other controls (ie. don't eat TABSTOP keystrokes, etc...)
- minor code cleanup and fixes

* vout.m : comment the NSLog call in windowContainsEmbedded: this method is called on something else than an NSWindow in normal operation
* other: implement on the fly aspect ratio change. Only works in the ogl output at the moment

share/http/js/*.js: escape inputs in vlm commands