Add additional commands.

Patch from Petr Petyovský.

Syntaxes/Doxygen.tmLanguage

@@ -113,7 +113,7 @@
 						</dict>
 					</dict>
 					<key>match</key>
-					<string>([\\@])((a|addindex|addtogroup|anchor|arg|attention|author|b|brief|bug|c|callgraph|callergraph|category|class|code|cond|copydoc|date|def|defgroup|deprecated|dir|dontinclude|dot|dotfile|e|else|elseif|em|endcode|endcond|enddot|endhtmlonly|endif|endlatexonly|endlink|endmanonly|endverbatim|endxmlonly|enum|example|exception|file|fn|hideinitializer|htmlinclude|htmlonly|if|ifnot|image|include|includelineno|ingroup|internal|invariant|interface|latexonly|li|line|link|mainpage|manonly|n|name|namespace|nosubgrouping|note|overload|p|package|page|par|paragraph|param|post|pre|private|privatesection|property|protected|protectedsection|protocol|public|publicsection|ref|relates|relatesalso|remarks|return|retval|sa|section|see|showinitializer|since|skip|skipline|struct|subpage|subsection|subsubsection|test|throw|todo|typedef|union|until|var|verbatim|verbinclude|version|warning|weakgroup|xmlonly|xrefitem)\b|(\$|\@|\\|\&amp;|\~|\&lt;|\&gt;|\#|\%|f\$|f\[|f\]))</string>
+					<string>([\\@])((a|addindex|addtogroup|anchor|arg|attention|author|authors|b|brief|bug|c|callgraph|callergraph|category|cite|class|code|cond|condnot|copybrief|copydetails|copydoc|copyright|date|def|defgroup|deprecated|details|dir|dontinclude|dot|dotfile|e|else|elseif|em|endcode|endcond|enddot|endhtmlonly|endif|endinternal|endlatexonly|endlink|endmanonly|endmsc|endrtfonly|endverbatim|endxmlonly|enum|example|exception|extends|file|fn|headerfile|hideinitializer|htmlinclude|htmlonly|if|ifnot|image|implements|include|includelineno|ingroup|internal|invariant|interface|latexonly|li|line|link|mainpage|manonly|memberof|msc|mscfile|n|name|namespace|nosubgrouping|note|overload|p|package|page|par|paragraph|param|post|pre|private|privatesection|property|protected|protectedsection|protocol|public|publicsection|ref|related|relates|relatedalso|relatesalso|remark|remarks|result|return|returns|retval|rtfonly|sa|section|see|short|showinitializer|since|skip|skipline|snippet|struct|subpage|subsection|subsubsection|tableofcontents|test|throw|throws|todo|tparam|typedef|union|until|var|verbatim|verbinclude|version|warning|weakgroup|xmlonly|xrefitem)\b|(\$|\@|\\|\&amp;|\~|\&lt;|\&gt;|\#|\%|\"|\.|::|f\$|f\[|f\]|f\{|f\}))</string>
 					<key>name</key>
 					<string>keyword.control.doxygen</string>
 				</dict>