CMake: Install the nautilus plugin.

shell_integration/CMakeLists.txt

@@ -2,3 +2,7 @@ add_subdirectory(testclient)
 add_subdirectory(MacOSX)
 add_subdirectory(icons)
 
+if( UNIX AND NOT APPLE )
+  add_subdirectory(nautilus)
+endif()
+

shell_integration/nautilus/CMakeLists.txt

@@ -0,0 +1 @@
+install(FILES ownCloud.py  DESTINATION ${DATADIR}/nautilus-python/extensions)