[release] Prepare and release 3.4.28

Author: violetagg

README.md

@@ -33,15 +33,15 @@ repositories {
 }
 
 dependencies {
-    compile "io.projectreactor:reactor-core:3.4.27"
-    testCompile "io.projectreactor:reactor-test:3.4.27"
+    compile "io.projectreactor:reactor-core:3.4.28"
+    testCompile "io.projectreactor:reactor-test:3.4.28"
 
     // Alternatively, use the following for latest snapshot artifacts in this line
-    // compile "io.projectreactor:reactor-core:3.4.28-SNAPSHOT"
-    // testCompile "io.projectreactor:reactor-test:3.4.28-SNAPSHOT"
+    // compile "io.projectreactor:reactor-core:3.4.29-SNAPSHOT"
+    // testCompile "io.projectreactor:reactor-test:3.4.29-SNAPSHOT"
 
     // Optionally, use `reactor-tools` to help debugging reactor code
-    // implementation "io.projectreactor:reactor-tools:3.4.27"
+    // implementation "io.projectreactor:reactor-tools:3.4.28"
 }
 ```
 

gradle.properties

@@ -1,2 +1,2 @@
-version=3.4.28-SNAPSHOT
-bomVersion=2020.0.28
+version=3.4.28
+bomVersion=2020.0.30