tracim_lib now comes from official repo

package.json

@@ -39,7 +39,7 @@
     "style-loader": "^0.19.0",
     "stylus": "^0.54.5",
     "stylus-loader": "^3.0.1",
-    "tracim_lib": "git://github.com/Skylsmoi/tracim_lib.git",
+    "tracim_lib": "git://github.com/tracim/tracim_lib.git",
     "url-loader": "^0.6.2",
     "webpack": "^3.8.1",
     "whatwg-fetch": "^2.0.3"