Bump version to 1.1.0a3

CHANGELOG.md

 # Change Log
 # Change Log
 
 
+## [1.1.0a3] - 2020-07-10
+
+### Added
+
+- New installer which provides a faster and better experience ([#2595](https://github.com/python-poetry/poetry/pull/2595)).
+
+### Fixed
+
+- Fixed resolution error when handling duplicate dependencies with environment markers ([#2622](https://github.com/python-poetry/poetry/pull/2622)).
+- Fixed erroneous resolution errors when resolving packages to install ([#2625](https://github.com/python-poetry/poetry/pull/2625)).
+- Fixed errors when detecting installed editable packages ([#2602](https://github.com/python-poetry/poetry/pull/2602)).
+
+
 ## [1.1.0a2] - 2020-06-26
 ## [1.1.0a2] - 2020-06-26
 
 
 Note that lock files generated with this release are not compatible with previous releases of Poetry.
 Note that lock files generated with this release are not compatible with previous releases of Poetry.
@@ -904,7 +917,8 @@ Initial release
 
 
 
 
 
 
-[Unreleased]: https://github.com/python-poetry/poetry/compare/1.1.0a2...develop
+[Unreleased]: https://github.com/python-poetry/poetry/compare/1.1.0a3...develop
+[1.1.0a3]: https://github.com/python-poetry/poetry/releases/tag/1.1.0a3
 [1.1.0a2]: https://github.com/python-poetry/poetry/releases/tag/1.1.0a2
 [1.1.0a2]: https://github.com/python-poetry/poetry/releases/tag/1.1.0a2
 [1.1.0a1]: https://github.com/python-poetry/poetry/releases/tag/1.1.0a1
 [1.1.0a1]: https://github.com/python-poetry/poetry/releases/tag/1.1.0a1
 [1.0.9]: https://github.com/python-poetry/poetry/releases/tag/1.0.9
 [1.0.9]: https://github.com/python-poetry/poetry/releases/tag/1.0.9

poetry/__version__.py

-__version__ = "1.1.0a2"
+__version__ = "1.1.0a3"

pyproject.toml

 [tool.poetry]
 [tool.poetry]
 name = "poetry"
 name = "poetry"
-version = "1.1.0a2"
+version = "1.1.0a3"
 description = "Python dependency management and packaging made easy."
 description = "Python dependency management and packaging made easy."
 authors = [
 authors = [
     "Sébastien Eustace <sebastien@eustace.io>"
     "Sébastien Eustace <sebastien@eustace.io>"