Editor has validation option to check for completion of the XML entities like — Reference for XML entities rules: http://www.w3.org/TR/REC-xml/#sec-references http://www.w3.org/TR/REC-xml/#NT-NameStartChar
List of XML and HTML pre-defined entities: http://en.wikipedia.org/wiki/List_of_XML_and_HTML_character_entity_references
Implemented in Zanata 1.7 See https://github.com/zanata/zanata/commit/1ce54b02e629703b63d2e52109cab15b0e2919d6 https://github.com/zanata/zanata/commit/350162aa3cb4c62973d2856674590154e74be670 https://github.com/zanata/zanata/commit/1fc102ae91a8280926da97c34769918bff7b35c5
VERIFIED with Zanata version 1.7-SNAPSHOT (20120704-0026)