Added offline state for presence

resources/blink.ui

@@ -202,6 +202,15 @@
                <normaloff>icons/red-dot.svg</normaloff>icons/red-dot.svg</iconset>
              </property>
             </item>
+            <item>
+             <property name="text">
+              <string>Offline</string>
+             </property>
+             <property name="icon">
+              <iconset>
+               <normaloff>icons/grey-dot.svg</normaloff>icons/grey-dot.svg</iconset>
+             </property>
+            </item>
            </widget>
           </item>
          </layout>

resources/icons/grey-dot.svg

+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="16px"
+   height="16px"
+   id="svg2816"
+   version="1.1"
+   inkscape:version="0.47 r22583"
+   sodipodi:docname="grey-dot.svg">
+  <defs
+     id="defs2818">
+    <linearGradient
+       id="linearGradient5054">
+      <stop
+         style="stop-color:#ff0000;stop-opacity:1;"
+         offset="0"
+         id="stop5056" />
+      <stop
+         style="stop-color:#e00000;stop-opacity:1;"
+         offset="1"
+         id="stop5058" />
+    </linearGradient>
+    <inkscape:perspective
+       sodipodi:type="inkscape:persp3d"
+       inkscape:vp_x="0 : 8 : 1"
+       inkscape:vp_y="0 : 1000 : 0"
+       inkscape:vp_z="16 : 8 : 1"
+       inkscape:persp3d-origin="8 : 5.3333333 : 1"
+       id="perspective2824" />
+  </defs>
+  <sodipodi:namedview
+     id="base"
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1.0"
+     inkscape:pageopacity="0.0"
+     inkscape:pageshadow="2"
+     inkscape:zoom="11.313708"
+     inkscape:cx="2.0155216"
+     inkscape:cy="8"
+     inkscape:current-layer="layer1"
+     showgrid="true"
+     inkscape:grid-bbox="true"
+     inkscape:document-units="px"
+     inkscape:window-width="1169"
+     inkscape:window-height="861"
+     inkscape:window-x="245"
+     inkscape:window-y="97"
+     inkscape:window-maximized="0" />
+  <metadata
+     id="metadata2821">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title />
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <g
+     id="layer1"
+     inkscape:label="Layer 1"
+     inkscape:groupmode="layer">
+    <path
+       sodipodi:type="arc"
+       style="fill:#c0c0c0;fill-opacity:1;fill-rule:nonzero;stroke:#444444;stroke-width:0.76077157;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none"
+       id="path2826"
+       sodipodi:cx="9.4130964"
+       sodipodi:cy="10.059078"
+       sodipodi:rx="5.7179384"
+       sodipodi:ry="5.7179384"
+       d="m 15.131035,10.059078 a 5.7179384,5.7179384 0 1 1 -11.435877,0 5.7179384,5.7179384 0 1 1 11.435877,0 z"
+       transform="matrix(1.3118261,0,0,1.3118261,-4.3483456,-5.1957613)" />
+  </g>
+</svg>