NxWM: Increase default priority of mouse and keyboard listener threads. Does not seem to make any difference but still seems like a good idea

Rename CONFIG_NX_MOUSE to CONFIG_NX_INPUT, then add CONFIG_NX_XYINPUT_MOUSE and CONFIG_XYINPUT_TOUCHSCREEN

NxWM::CMediaPlayer:  Fix of state related bugs + Size if CLabel is increased (in preparation for becoming a CListBox)

Add larger images for media player.  Also options to control spacing and borders on media player windows

Fix netutils configuration issues: CONFIG_NETUTILS_HTTPD_SENDFILE was missing from Kconfig; CONFIG_NET_HAVE_SOLINGER should be CONFIG_NET_SOLINGER; Type of CONFIG_NET_HTTPD_MAXPATH was wrong in Kconfig file.  From Max

NET: emoved all includes of uip.h; added includes of ip.h wherever needed.  Tried to fix problems of the now missing sneak inclusions because uip.h was removed.  There are probably a few of these that were missed.