Release 0.13b0 (Part 1/2) release commit

- Update version.py files
- Marked releases in changelogs
- Pinned `opentelemetry-{api,sdk}` versions in dev-constraints
- Pinned `opentelemetry-{api,sdk}` versions in each package's `setup.cfg` file

Author: aabmass

dev-constraints.txt

@@ -10,5 +10,5 @@ Sphinx==3.1.2
 # development before GA. After GA, we will build against specific releases.
 # Bump the commit frequently during development whenever you are missing
 # changes from upstream.
--e git+https://github.com/open-telemetry/opentelemetry-python.git@1abdc02a92cd996f3924e1653896bb72123ac84e#egg=opentelemetry-api&subdirectory=opentelemetry-api
--e git+https://github.com/open-telemetry/opentelemetry-python.git@1abdc02a92cd996f3924e1653896bb72123ac84e#egg=opentelemetry-sdk&subdirectory=opentelemetry-sdk
+opentelemetry-api~=0.13b0
+opentelemetry-sdk~=0.13b0

opentelemetry-exporter-google-cloud/CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ## Unreleased
 
+## Version 0.13b0
+
+Released 2020-09-17
+
 ## Version 0.12b0
 
 Released 2020-08-17

opentelemetry-exporter-google-cloud/setup.cfg

@@ -28,8 +28,8 @@ packages=find_namespace:
 install_requires =
     google-cloud-monitoring <2.0.0
     google-cloud-trace >=0.24.0, <1.0.0
-    opentelemetry-api
-    opentelemetry-sdk
+    opentelemetry-api~=0.13b0
+    opentelemetry-sdk~=0.13b0
 
 [options.packages.find]
 where = src

opentelemetry-exporter-google-cloud/src/opentelemetry/exporter/google/version.py

@@ -12,4 +12,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__ = "0.13dev0"
+__version__ = "0.13b0"

opentelemetry-tools-google-cloud/CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ## Unreleased
 
+## Version 0.13b0
+
+Released 2020-09-17
+
 ## Version 0.12b0
 
 Released 2020-08-17

opentelemetry-tools-google-cloud/setup.cfg

@@ -27,8 +27,8 @@ package_dir=
 packages=find_namespace:
 install_requires =
     google-auth
-    opentelemetry-api
-    opentelemetry-sdk
+    opentelemetry-api~=0.13b0
+    opentelemetry-sdk~=0.13b0
     requests
 
 [options.packages.find]

opentelemetry-tools-google-cloud/src/opentelemetry/tools/google/version.py

@@ -12,4 +12,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__ = "0.13dev0"
+__version__ = "0.13b0"