Updated Eve, Flask, and Werkzeug. Adjusted code to make Pillar work again.

Eve     : 0.6.3   → 0.7.3
Flask   : 0.10.1  → 0.12.2
Werkzeug: 0.11.10 → 0.11.15

Also updated some secondary requirements.

pillar/api/eve_settings.py

@@ -718,7 +718,7 @@ users = {
     'cache_expires': 10,
 
     'resource_methods': ['GET'],
-    'item_methods': ['GET', 'PUT', 'PATCH'],
+    'item_methods': ['GET', 'PUT'],
     'public_item_methods': ['GET'],
 
     'schema': users_schema