Updated apipage-main.xsl to include metering API
Updated apipage-main.xsl to include metering API

bug: #1216716

author: diane fleming

stackforge/clouddocs-maven-plugin,stackforge/clouddocs-maven-plugin,rackerlabs/rackspace-docs-maven-plugin,rackerlabs/rackspace-docs-maven-plugin,rackerlabs/clouddocs-maven-plugin,stackforge/clouddocs-maven-plugin,rackerlabs/rackspace-docs-maven-plugin,rackerlabs/clouddocs-maven-plugin,rackerlabs/clouddocs-maven-plugin,inocybe/sdndocs-maven-plugin,stackforge/clouddocs-maven-plugin,rackerlabs/rackspace-docs-maven-plugin,OCselected/clouddocs-maven-plugin,inocybe/sdndocs-maven-plugin,OCselected/clouddocs-maven-plugin,OCselected/clouddocs-maven-plugin,inocybe/sdndocs-maven-plugin,OCselected/clouddocs-maven-plugin