Initial Support for Airspeed Velocity (#2113)

* asv init

* move asv

* init benchmarks

* small changes

* running basics

* ok done

* readme

* ok

* update

* linting

* linting

* linting

* linting

* Update and rename README-benchmarks.md to README-benchmarks.rst

* Update benchmarks.py

* linting

python/benchmarks/benchmarks.py

@@ -0,0 +1,26 @@
+from __future__ import absolute_import
+from __future__ import division
+from __future__ import print_function
+
+
+class TimeSuite(object):
+    """An example benchmark."""
+
+    def setup(self):
+        self.d = {}
+        for x in range(500):
+            self.d[x] = None
+
+    def time_keys(self):
+        for key in self.d.keys():
+            pass
+
+    def time_range(self):
+        d = self.d
+        for key in range(500):
+            d[key]
+
+
+class MemSuite(object):
+    def mem_list(self):
+        return [0] * 256