Remove specific version of psycopg

Author: Wiktor Latanowicz

requirements/extras/postgres.txt

@@ -1 +1 @@
-psycopg2-binary
+psycopg[binary]

setup.py

@@ -59,7 +59,7 @@ def extras_require():
             "wait-for-dep = wait_for_dep.wait_for_dep:main",
         ],
     },
-    version="0.4.0",
+    version="0.4.1",
     description="Waits for dependencies before running the app",
     url="http://github.com/wlatanowicz/wait-for-dep",
     author="Wiktor Latanowicz",