Bump version to 3.7.0

Author: rmk135

docs/main/changelog.rst

@@ -7,8 +7,8 @@ that were made in every particular version.
 From version 0.7.6 *Dependency Injector* framework strictly 
 follows `Semantic versioning`_
 
-Development version
--------------------
+3.7.0
+-----
 - Add ``FactoryAggregate`` provider.
 - Add ``Provider.provider`` dynamic attribute that return new provider's 
   delegate (alias of method ``Provider.delegate()``).

src/dependency_injector/__init__.py

@@ -1,6 +1,6 @@
 """Dependency injector top-level package."""
 
-__version__ = '3.6.1'
+__version__ = '3.7.0'
 """Version number that follows semantic versioning.
 
 :type: str