Added KVO-stuff.
Added KVO-stuff.

pandazheng/eidolon,artsy/eidolon,1aurabrown/eidolon,Tomikes/eidolon,esttorhe/eidolon,Tomikes/eidolon,ACChe/eidolon,1aurabrown/eidolon,artsy/eidolon,lastobelus/eidolon,kosicki123/eidolon,pandazheng/eidolon,ACChe/eidolon,fabiomassimo/eidolon,ashfurrow/eidolon,johnno1962/eidolon,gaurav1981/eidolon,johnno1962/eidolon,zyrx/eidolon,gaurav1981/eidolon,kosicki123/eidolon,zyrx/eidolon,esttorhe/eidolon,lastobelus/eidolon,artsy/eidolon,ashfurrow/eidolon,fabiomassimo/eidolon