From b6688db8b731a34e936530833c911a441ce980ac Mon Sep 17 00:00:00 2001
From: Ivan Kravets <me@ikravets.com>
Date: Wed, 12 Jun 2019 22:03:28 +0300
Subject: [PATCH] Bump version to 4.0.0a21

---
 HISTORY.rst            | 2 +-
 platformio/__init__.py | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/HISTORY.rst b/HISTORY.rst
index 4a6dcaa2..e5f4e304 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -27,7 +27,7 @@ PlatformIO 4.0
   - Save libraries passed to `platformio lib install <http://docs.platformio.org/page/userguide/lib/cmd_install.html>`__ command into the project dependency list (`lib_deps <http://docs.platformio.org/page/projectconf/section_env_library.html#lib-deps>`__) with a new ``--save`` flag (`issue #1028 <https://github.com/platformio/platformio-core/issues/1028>`_)
   - Install all project dependencies declared via `lib_deps <http://docs.platformio.org/page/projectconf/section_env_library.html#lib-deps>`__ option using a simple `platformio lib install <http://docs.platformio.org/page/userguide/lib/cmd_install.html>`__ command (`issue #2147 <https://github.com/platformio/platformio-core/issues/2147>`_)
   - Use isolated library dependency storage per project build environment (`issue #1696 <https://github.com/platformio/platformio-core/issues/1696>`_)
-  - Look for built-in library instead of PlatformIO Registry (`issue #1654 <https://github.com/platformio/platformio-core/issues/1654>`_)
+  - Look firstly in built-in library storages for a missing dependency instead of PlatformIO Registry (`issue #1654 <https://github.com/platformio/platformio-core/issues/1654>`_)
   - Override default source and include directories for a library via `library.json <http://docs.platformio.org/page/librarymanager/config.html>`__ manifest using ``includeDir`` and ``srcDir`` fields
   - Fixed an issue when library keeps reinstalling for non-latin path (`issue #1252 <https://github.com/platformio/platformio-core/issues/1252>`_)
 
diff --git a/platformio/__init__.py b/platformio/__init__.py
index fc8e9085..63c11ee8 100644
--- a/platformio/__init__.py
+++ b/platformio/__init__.py
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-VERSION = (4, 0, "0a20")
+VERSION = (4, 0, "0a21")
 __version__ = ".".join([str(s) for s in VERSION])
 
 __title__ = "platformio"