diff --git a/.travis.yml b/.travis.yml
index c3d5ac4..50a889e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,6 +4,7 @@ python:
   - "3.5"
   - "3.6"
   - "3.7"
+  - "3.8"
   - "nightly"
   - "pypy3"
 
diff --git a/LICENSE.rst b/LICENSE.rst
index 7ea44e2..feb7e65 100644
--- a/LICENSE.rst
+++ b/LICENSE.rst
@@ -1,6 +1,6 @@
 The MIT License
 
-Copyright (c) 2019 Benjamin Moran
+Copyright (c) 2020 Benjamin Moran
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/RELEASE_NOTES b/RELEASE_NOTES
new file mode 100644
index 0000000..1045aa9
--- /dev/null
+++ b/RELEASE_NOTES
@@ -0,0 +1,119 @@
+esper 1.3
+=========
+Feature release
+
+Changes
+-------
+- Add new `World.has_components` method which allows multiple Component queries. Returns a boolean.
+- Add new `World.try_components` method which allows multiple Component queries.
+- Add Python 3.8 to Continuous Integration testing.
+
+
+esper 1.2
+=========
+Feature release
+
+Changes
+-------
+- Calls to `super()` are no longer necessary in your Processor subclasses.
+- Update README with more usage examples. All methods should now have at least one example.
+- Include wheels for PyPi to help with packaging systems that only support wheels. (#38)
+
+
+esper 1.0.0
+===========
+Feature release
+
+Changes
+-------
+- Use lru_caching internally by default. The cache is currently
+- Allow passing kwargs to Processors.
+- Include Python 3.7 in Continuous Integration testing.
+
+
+esper 0.9.9
+===========
+Feature release
+
+Changes
+-------
+- Condense esper into a single file -> esper.py.
+
+
+esper 0.9.8
+===========
+Feature release
+
+Changes
+-------
+- New timer argument for World to assist in profiling Processor execution times.
+- Consolidate and clean up the benchmarks.
+
+
+esper 0.9.7
+===========
+Feature release
+
+Changes
+-------
+- Lazily delete entities by default, preventing errors while iterating.
+
+
+esper 0.9.6
+===========
+Feature release
+
+Changes
+-------
+- Add new `World.get_processor` convenience method which returns a Processor instance by type.
+
+
+esper 0.9.5
+===========
+Feature release
+
+Changes
+-------
+- Add `World.components_for_entity` method which returns a tuple of an Entity's Components.
+- The `World.component_for_entity` method will raise a KeyError if the Entity ID does not exist.
+
+
+esper 0.9.4
+===========
+Feature release
+
+Changes
+-------
+- Add new method `World.has_component` which returns a Boolean (True/False).
+
+
+esper 0.9.3
+===========
+Feature release
+
+Changes
+-------
+- Rename `World.delete_component` to `World.remove_component` for API consistency.
+- `World.delete_entity` and `World.remove_component` will raise a KeyError if the Entity or
+  Component do not exist.
+
+
+esper 0.9.2
+===========
+Feature release
+
+Changes
+-------
+- Switch to different internal database structure. (No API changes)
+- Add examples for pyglet.
+- Multiple Component queries are faster.
+
+
+esper 0.9.0
+===========
+Feature release
+
+Changes
+-------
+- First usable release.
+- Included examples for Pygame and PySDL2.
diff --git a/docs/conf.py b/docs/conf.py
index 9d09b80..c93f9c6 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -12,13 +12,16 @@
 #
 import os
 import sys
+import time
+import datetime
 sys.path.insert(0, os.path.abspath('..'))
 
+YEAR = datetime.datetime.fromtimestamp(time.time()).year
 
 # -- Project information -----------------------------------------------------
 
 project = 'esper'
-copyright = '2019, Benjamin Moran'
+copyright = f'{YEAR}, Benjamin Moran'
 author = 'Benjamin Moran'
 
 # -- General configuration ---------------------------------------------------
diff --git a/esper.py b/esper.py
index c3c6ed1..9e968cd 100644
--- a/esper.py
+++ b/esper.py
@@ -1,10 +1,18 @@
 import time as _time
 
 from functools import lru_cache as _lru_cache
-from typing import List, Type, TypeVar, Any, Tuple, Iterable
+from typing import List as _List
+from typing import Type as _Type
+from typing import TypeVar as _TypeVar
+from typing import Any as _Any
+from typing import Tuple as _Tuple
+from typing import Iterable as _Iterable
 
-C = TypeVar('C')
-P = TypeVar('P')
+
+version = '1.3'
+
+C = _TypeVar('C')
+P = _TypeVar('P')
 
 
 class Processor:
@@ -75,7 +83,7 @@ def remove_processor(self, processor_type: Processor) -> None:
                 processor.world = None
                 self._processors.remove(processor)
 
-    def get_processor(self, processor_type: Type[P]) -> P:
+    def get_processor(self, processor_type: _Type[P]) -> P:
         """Get a Processor instance, by type.
 
         This method returns a Processor instance by type. This could be
@@ -135,7 +143,7 @@ def delete_entity(self, entity: int, immediate=False) -> None:
         else:
             self._dead_entities.add(entity)
 
-    def component_for_entity(self, entity: int, component_type: Type[C]) -> C:
+    def component_for_entity(self, entity: int, component_type: _Type[C]) -> C:
         """Retrieve a Component instance for a specific Entity.
 
         Retrieve a Component instance for a specific Entity. In some cases,
@@ -149,7 +157,7 @@ def component_for_entity(self, entity: int, component_type: Type[C]) -> C:
         """
         return self._entities[entity][component_type]
 
-    def components_for_entity(self, entity: int) -> Tuple[C, ...]:
+    def components_for_entity(self, entity: int) -> _Tuple[C, ...]:
         """Retrieve all Components for a specific Entity, as a Tuple.
 
         Retrieve all Components for a specific Entity. The method is probably
@@ -165,7 +173,7 @@ def components_for_entity(self, entity: int) -> Tuple[C, ...]:
         """
         return tuple(self._entities[entity].values())
 
-    def has_component(self, entity: int, component_type: Any) -> bool:
+    def has_component(self, entity: int, component_type: _Any) -> bool:
         """Check if a specific Entity has a Component of a certain type.
 
         :param entity: The Entity you are querying.
@@ -175,7 +183,7 @@ def has_component(self, entity: int, component_type: Any) -> bool:
         """
         return component_type in self._entities[entity]
 
-    def has_components(self, entity: int, *component_types: Any) -> bool:
+    def has_components(self, entity: int, *component_types: _Any) -> bool:
         """Check if an Entity has all of the specified Component types.
 
         :param entity: The Entity you are querying.
@@ -185,7 +193,7 @@ def has_components(self, entity: int, *component_types: Any) -> bool:
         """
         return all(comp_type in self._entities[entity] for comp_type in component_types)
 
-    def add_component(self, entity: int, component_instance: Any) -> None:
+    def add_component(self, entity: int, component_instance: _Any) -> None:
         """Add a new Component instance to an Entity.
 
         Add a Component instance to an Entiy. If a Component of the same type
@@ -207,7 +215,7 @@ def add_component(self, entity: int, component_instance: Any) -> None:
         self._entities[entity][component_type] = component_instance
         self.clear_cache()
 
-    def remove_component(self, entity: int, component_type: Any) -> int:
+    def remove_component(self, entity: int, component_type: _Any) -> int:
         """Remove a Component instance from an Entity, by type.
 
         A Component instance can be removed by providing it's type.
@@ -232,7 +240,7 @@ def remove_component(self, entity: int, component_type: Any) -> int:
         self.clear_cache()
         return entity
 
-    def _get_component(self, component_type: Type[C]) -> Iterable[Tuple[int, C]]:
+    def _get_component(self, component_type: _Type[C]) -> _Iterable[_Tuple[int, C]]:
         """Get an iterator for Entity, Component pairs.
 
         :param component_type: The Component type to retrieve.
@@ -243,7 +251,7 @@ def _get_component(self, component_type: Type[C]) -> Iterable[Tuple[int, C]]:
         for entity in self._components.get(component_type, []):
             yield entity, entity_db[entity][component_type]
 
-    def _get_components(self, *component_types: Type)-> Iterable[Tuple[int, ...]]:
+    def _get_components(self, *component_types: _Type) -> _Iterable[_Tuple[int, ...]]:
         """Get an iterator for Entity and multiple Component sets.
 
         :param component_types: Two or more Component types.
@@ -260,14 +268,14 @@ def _get_components(self, *component_types: Type)-> Iterable[Tuple[int, ...]]:
             pass
 
     @_lru_cache()
-    def get_component(self, component_type: Type[C]) -> List[Tuple[int, C]]:
+    def get_component(self, component_type: _Type[C]) -> _List[_Tuple[int, C]]:
         return [query for query in self._get_component(component_type)]
 
     @_lru_cache()
-    def get_components(self, *component_types: Type):
+    def get_components(self, *component_types: _Type):
         return [query for query in self._get_components(*component_types)]
 
-    def try_component(self, entity: int, component_type: Type):
+    def try_component(self, entity: int, component_type: _Type):
         """Try to get a single component type for an Entity.
 
         This method will return the requested Component if it exists, but
@@ -285,7 +293,7 @@ def try_component(self, entity: int, component_type: Type):
         else:
             return None
 
-    def try_components(self, entity: int, *component_types: Type):
+    def try_components(self, entity: int, *component_types: _Type):
         """Try to get a multiple component types for an Entity.
 
         This method will return the requested Components if they exist, but
diff --git a/setup.py b/setup.py
index 15fcf9b..f3c4b12 100644
--- a/setup.py
+++ b/setup.py
@@ -1,14 +1,21 @@
 from setuptools import setup
 
 
-readme = open('README.rst').read()
+with open('esper.py') as f:
+    info = {}
+    for line in f.readlines():
+        if line.startswith('version'):
+            exec(line, info)
+            break
+
+README = open('README.rst').read()
 
 setup(name='esper',
-      version='1.2',
+      version=info['version'],
       author='Benjamin Moran',
       author_email='benmoran@protonmail.com',
-      description="Esper is a lightweight Entity System for Python, with a focus on performance.",
-      long_description=readme,
+      description="esper is a lightweight Entity System (ECS) for Python, with a focus on performance.",
+      long_description=README,
       license='MIT',
       keywords='ecs,entity component system,game',
       url='https://github.com/benmoran56/esper',