Found this on a site. Posted 1 April 2014 
I guess at that time, many were tired of waiting for v7 in 2014!!
Interesting to see the suggestion of what was added, compare to what we have today.
What's new in 7.0:
*) dude - 5.0 package released for PPC and CCR platforms
*) ppp - LNS/LAC support added
*) ppp - CoA updates now supported for all ppp services
*) openvpn - UDP transport support
*) ipsec - VTI support added
*) bonding - added support for TRILL
*) wireless - fixed auto frequency feature, all existing chipsets now support 802.11ac;
*) console - more colors added to terminal output
*) ethernet - added option to enable 802.3af/at from terminal on new CRS PoE models
(will be disabled by default);
*) ethernet - added GUI setup mode for switch chip vlan configuration
*) routing - new routing package released for CCRs;
*) system - Routers will now print money
(will be disabled by default);
*) safe mode replaced with april fools mode
