bumping to dill-0.3.3

setup.py

@@ -217,7 +217,7 @@
 ``pathos`` requires:
 
     - ``python``, **version == 2.7** or **version >= 3.5**, or ``pypy``
-    - ``dill``, **version >= 0.3.2**
+    - ``dill``, **version >= 0.3.3**
     - ``pox``, **version >= 0.2.9**
     - ``ppft``, **version >= 1.6.6.2**
     - ``multiprocess``, **version >= 0.70.10**
@@ -374,7 +374,7 @@ def write_info_py(filename='pathos/info.py'):
 
 # add dependencies
 ppft_version = '>=1.6.6.2'
-dill_version = '>=0.3.2'
+dill_version = '>=0.3.3'
 pox_version = '>=0.2.9'
 mp_version = '>=0.70.10' if version_info >= (2,6) else '>=0.52.0'
 pyina_version = '>=0.2.3'