chore: bump version numbers after v0.20 release (#183)

Author: devbww

ci/templates/kokoro/docker-fragments.sh

@@ -112,9 +112,9 @@ _EOF_
 
 read_into_variable INSTALL_GOOGLE_CLOUD_CPP_COMMON_FROM_SOURCE <<'_EOF_'
 WORKDIR /var/tmp/build
-RUN wget -q https://github.com/googleapis/google-cloud-cpp-common/archive/v0.19.0.tar.gz && \
-    tar -xf v0.19.0.tar.gz && \
-    cd google-cloud-cpp-common-0.19.0 && \
+RUN wget -q https://github.com/googleapis/google-cloud-cpp-common/archive/v0.20.0.tar.gz && \
+    tar -xf v0.20.0.tar.gz && \
+    cd google-cloud-cpp-common-0.20.0 && \
     cmake -H. -Bcmake-out \
         -DBUILD_TESTING=OFF \
         -DGOOGLE_CLOUD_CPP_TESTING_UTIL_ENABLE_INSTALL=ON && \

google/cloud/CMakeLists.txt

@@ -16,7 +16,7 @@
 
 # This should be included from the top level CMakeLists file
 set(GOOGLE_CLOUD_CPP_VERSION_MAJOR 0)
-set(GOOGLE_CLOUD_CPP_VERSION_MINOR 20)
+set(GOOGLE_CLOUD_CPP_VERSION_MINOR 21)
 set(GOOGLE_CLOUD_CPP_VERSION_PATCH 0)
 
 string(CONCAT GOOGLE_CLOUD_CPP_VERSION "${GOOGLE_CLOUD_CPP_VERSION_MAJOR}" "."

google/cloud/internal/version_info.h

@@ -16,7 +16,7 @@
 #define GOOGLE_CLOUD_CPP_GOOGLE_CLOUD_INTERNAL_VERSION_INFO_H
 
 #define GOOGLE_CLOUD_CPP_VERSION_MAJOR 0
-#define GOOGLE_CLOUD_CPP_VERSION_MINOR 20
+#define GOOGLE_CLOUD_CPP_VERSION_MINOR 21
 #define GOOGLE_CLOUD_CPP_VERSION_PATCH 0
 
 #endif  // GOOGLE_CLOUD_CPP_GOOGLE_CLOUD_INTERNAL_VERSION_INFO_H