Make apidoc generation less verbose -- makes it hard to figure out what is going on with the rest of the build

Signed-off-by: Chiradeep Vittal <chiradeep@apache.org>

tools/apidoc/build-apidoc.sh

diff --git a/tools/apidoc/build-apidoc.sh b/tools/apidoc/build-apidoc.sh
index 14d6459..d048a1b 100755
--- a/tools/apidoc/build-apidoc.sh
+++ b/tools/apidoc/build-apidoc.sh
@@ -19,7 +19,7 @@
 
 # cloud-build-api-doc.sh -- builds api documentation.
 #set -x
-set -u
+#set -u
 TARGETJARDIR="$1"
 shift
 DEPSDIR="$1"

tools/apidoc/pom.xml

diff --git a/tools/apidoc/pom.xml b/tools/apidoc/pom.xml
index b324ad4..f7570ba 100644
--- a/tools/apidoc/pom.xml
+++ b/tools/apidoc/pom.xml
@@ -43,7 +43,6 @@
                         <configuration>
                             <executable>bash</executable>
                             <arguments>
-                                <argument>-x</argument>
                                 <argument>./build-apidoc.sh</argument>
                                 <argument>${client.config.jars}</argument>
                                 <argument>${client.config.jars}</argument>
@@ -63,7 +62,7 @@
                             <workingDirectory>target</workingDirectory>
                             <executable>tar</executable>
                             <arguments>
-                                <argument>-cvjf</argument>
+                                <argument>-cjf</argument>
                                 <argument>apidoc.tar.bz2</argument>
                                 <argument>xmldoc</argument>
                             </arguments>