[V3 Travis] Update travis to not skip pipfile lock... (#1678)

* Update travis to not sip pipfile lock

update pipfile dependencies

additional black formatting pass to conform to black 18.5b

* .

* pin async timeout until further discussion of 3.5 support

* .

redbot/core/__init__.py

@@ -21,7 +21,11 @@ class VersionInfo:
         my_index = self._levels.index(self.releaselevel)
         other_index = self._levels.index(other.releaselevel)
         return (self.major, self.minor, self.micro, my_index, self.serial) < (
-            other.major, other.minor, other.micro, other_index, other.serial
+            other.major,
+            other.minor,
+            other.micro,
+            other_index,
+            other.serial,
         )
 
     def __repr__(self):