Revert "[maven-release-plugin] prepare release asterix-0.8.8-incubating-rc0"

This reverts commit 753b4231a370cf36ec20a1124c71eeebbcbf9e92.
diff --git a/asterix-yarn/pom.xml b/asterix-yarn/pom.xml
index b4faa17..ee6c203 100644
--- a/asterix-yarn/pom.xml
+++ b/asterix-yarn/pom.xml
@@ -21,7 +21,7 @@
 	<parent>
 		<artifactId>asterix</artifactId>
 		<groupId>org.apache.asterix</groupId>
-		<version>0.8.8-incubating</version>
+		<version>0.8.8-SNAPSHOT</version>
 	</parent>
 	<artifactId>asterix-yarn</artifactId>
 
@@ -144,26 +144,26 @@
 		<dependency>
 			<groupId>org.apache.asterix</groupId>
 			<artifactId>asterix-events</artifactId>
-			<version>0.8.8-incubating</version>
+			<version>0.8.8-SNAPSHOT</version>
 			<scope>test</scope>
 		</dependency>
 		<dependency>
 			<groupId>org.apache.asterix</groupId>
 			<artifactId>asterix-common</artifactId>
-			<version>0.8.8-incubating</version>
+			<version>0.8.8-SNAPSHOT</version>
 			<type>test-jar</type>
 			<scope>test</scope>
 		</dependency>
 				<dependency>
 			<groupId>org.apache.asterix</groupId>
 			<artifactId>asterix-test-framework</artifactId>
-			<version>0.8.8-incubating</version>
+			<version>0.8.8-SNAPSHOT</version>
 			<scope>test</scope>
 		</dependency>
 		<dependency>
 			<groupId>org.apache.asterix</groupId>
 			<artifactId>asterix-common</artifactId>
-			<version>0.8.8-incubating</version>
+			<version>0.8.8-SNAPSHOT</version>
 		</dependency>
 		<dependency>
 			<groupId>org.apache.hadoop</groupId>
@@ -230,19 +230,19 @@
 		<dependency>
 			<groupId>org.apache.asterix</groupId>
 			<artifactId>asterix-server</artifactId>
-			<version>0.8.8-incubating</version>
+			<version>0.8.8-SNAPSHOT</version>
 			<type>zip</type>
 			<classifier>binary-assembly</classifier>
 		</dependency>
 		<dependency>
 			<groupId>org.apache.asterix</groupId>
 			<artifactId>asterix-runtime</artifactId>
-			<version>0.8.8-incubating</version>
+			<version>0.8.8-SNAPSHOT</version>
 		</dependency>
 		<dependency>
 			<groupId>org.apache.asterix</groupId>
 			<artifactId>asterix-app</artifactId>
-			<version>0.8.8-incubating</version>
+			<version>0.8.8-SNAPSHOT</version>
 		</dependency>
 		<dependency>
 			<groupId>org.slf4j</groupId>