prepare 1.8.4 (#3606)

Author: elharo

features/com.google.cloud.tools.eclipse.suite.feature/feature.xml

@@ -2,7 +2,7 @@
 <feature
       id="com.google.cloud.tools.eclipse.suite.feature"
       label="Google Cloud Platform for Eclipse"
-      version="1.8.3.qualifier"
+      version="1.8.4.qualifier"
       provider-name="Google LLC"
       plugin="com.google.cloud.tools.eclipse.ui"
       license-feature="com.google.licenses.apache_v2">

features/com.google.cloud.tools.eclipse.suite.feature/pom.xml

@@ -8,7 +8,7 @@
     <version>0.1.0-SNAPSHOT</version>
   </parent>
   <artifactId>com.google.cloud.tools.eclipse.suite.feature</artifactId>
-  <version>1.8.3-SNAPSHOT</version>
+  <version>1.8.4-SNAPSHOT</version>
   <packaging>eclipse-feature</packaging>
 
   <build>

gcp-repo/metadata.product

@@ -9,7 +9,7 @@
   .p2.inf).  p2 generates unique qualifiers for categories, so it would be
   best for our non-release builds to have unique versions too.
 -->
-<product uid="com.google.cloud.tools.eclipse.dist" version="1.8.3.qualifier" useFeatures="true" includeLaunchers="false">
+<product uid="com.google.cloud.tools.eclipse.dist" version="1.8.4.qualifier" useFeatures="true" includeLaunchers="false">
 
    <configIni use="default">
    </configIni>