[knucles] make old sylte notifications taller so they look more like notif daemon ones and have better analogy

[knuckles] event images in old style notifications; /me did some rearranging in glade so they look better

fix campey's patch readbility and enrich with comments so it is understandable by first look and so maintainable

fix a typo and make sure not matter what we do not add dead server. TODO: (and also HOWTODO :)) rm from 0.9 config when we run 0.10

method to show the timestamp date difference of chat messages

[knuckles] GMail notification now shows number of messages and if clicked opens inbox and all that :)

fix logic: don't join don't try to join groupchat from an accoun twhen we connect with another account