Add required steps to build translated install manual

The manual has a dependency on common, glossary and the user-guide
so we should merge the translations for them before building
the main manual.

Change-Id: I114f2087da8edd423c2841191fa372d53a503d57
Partial-Bug: #1275291

modules/openstack_project/files/jenkins_job_builder/config/manuals-jobs.yaml

@@ -97,7 +97,11 @@
     prebuilders:
       - gerrit-git-prep
       - shell: |
+          ./tools/generatedocbook -l {lang} -b common
+          ./tools/generatedocbook -l {lang} -b glossary
+          ./tools/generatedocbook -l {lang} -b user-guide
           ./tools/generatedocbook -l {lang} -b install-guide
+          cp doc/pom.xml generated/{lang}/pom.xml
 
     maven:
       maven-name: Maven3