Move chatstate css to default theme

This is needed so we can query the current chatstate colors in cellrenderers

gajim/data/style/default-dark.css

@@ -15,4 +15,16 @@
     }
 .gajim-status-message {
     color: rgb(115, 210, 22)
+    }
+.gajim-state-composing {
+    color: rgb(0, 139, 0)
+    }
+.gajim-state-inactive {
+    color: rgb(158, 158, 158)
+    }
+.gajim-state-gone {
+    color: rgb(128, 128, 128)
+    }
+.gajim-state-paused {
+    color: rgb(0, 0, 205)
     }

gajim/data/style/default.css

@@ -1 +1 @@
-
.gajim-incoming-nickname {
    color: rgb(164, 0, 0)
    }
.gajim-outgoing-nickname {
    color: rgb(52, 101, 164)
    }
.gajim-outgoing-message-text {
    color: rgb(85, 87, 83)
    }
.gajim-status-message {
    color: rgb(78, 154, 6)
    }
.gajim-url {
    color: rgb(32, 74, 135)
    }
.gajim-highlight-message {
    color: rgb(255, 128, 128)
    }
.gajim-restored-message {
    color: rgb(85, 87, 83)
    }
.gajim-roster-disconnected {
    background: rgb(171 ,97 ,97)
    }
.gajim-roster-connected {
    background: rgb(173, 195, 198)
    }
+
.gajim-incoming-nickname {
    color: rgb(164, 0, 0)
    }
.gajim-outgoing-nickname {
    color: rgb(52, 101, 164)
    }
.gajim-outgoing-message-text {
    color: rgb(85, 87, 83)
    }
.gajim-status-message {
    color: rgb(78, 154, 6)
    }
.gajim-url {
    color: rgb(32, 74, 135)
    }
.gajim-highlight-message {
    color: rgb(255, 128, 128)
    }
.gajim-restored-message {
    color: rgb(85, 87, 83)
    }
.gajim-roster-disconnected {
    background: rgb(171 ,97 ,97)
    }
.gajim-roster-connected {
    background: rgb(173, 195, 198)
    }
.gajim-state-composing {
    color: rgb(0, 139, 0)
    }
.gajim-state-inactive {
    color: rgb(158, 158, 158)
    }
.gajim-state-gone {
    color: rgb(128, 128, 128)
    }
.gajim-state-paused {
    color: rgb(0, 0, 205)
    }

gajim/data/style/gajim.css

@@ -1,17 +1,5 @@
 /* Gajim Application CSS File */
 
-.gajim-state-composing {
-    color: rgb(0, 139, 0)
-    }
-.gajim-state-inactive {
-    color: rgb(158, 158, 158)
-    }
-.gajim-state-gone {
-    color: rgb(128, 128, 128)
-    }
-.gajim-state-paused {
-    color: rgb(0, 0, 205)
-    }
 .gajim-msg-correcting text {
     background: rgb(238, 232, 170)
     }