Rewrite identd

- Use gio (which is cross platform)
- Properly support multiple users
- Allow configuring port
- Allow other plugins overriding

src/common/common.vcxproj

@@ -20,7 +20,6 @@
     <ClInclude Include="dcc.h" />
     <ClInclude Include="fe.h" />
     <ClInclude Include="history.h" />
-    <ClInclude Include="identd.h" />
     <ClInclude Include="ignore.h" />
     <ClInclude Include="inbound.h" />
     <ClInclude Include="inet.h" />
@@ -29,6 +28,7 @@
     <ClInclude Include="network.h" />
     <ClInclude Include="notify.h" />
     <ClInclude Include="outbound.h" />
+    <ClInclude Include="plugin-identd.h" />
     <ClInclude Include="plugin-timer.h" />
     <ClInclude Include="plugin.h" />
     <ClInclude Include="proto-irc.h" />
@@ -53,7 +53,7 @@
     <ClCompile Include="ctcp.c" />
     <ClCompile Include="dcc.c" />
     <ClCompile Include="history.c" />
-    <ClCompile Include="identd.c" />
+    <ClCompile Include="plugin-identd.c" />
     <ClCompile Include="ignore.c" />
     <ClCompile Include="inbound.c" />
     <ClCompile Include="marshal.c" />