Fix another xss vulerability in search box
Fix another xss vulerability in search box

If you enter <a onmouseover=prompt(document.cookie)>Click-me
in the search box, then the js runs. Stripping out more characters from
the input to combat this.

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