fix duplicated rules and add support for metaclass literals

Author: apozharski

Matlab.tmbundle/Syntaxes/MATLAB.tmLanguage

@@ -826,6 +826,43 @@
 													<key>match</key>
 													<string>true|false</string>
 												</dict>
+												<dict>
+													<key>name</key>
+													<string>meta.metaclass.matlab</string>
+													<key>begin</key>
+													<string>(\?)</string>
+													<key>beginCaptures</key>
+													<dict>
+														<key>1</key>
+														<dict>
+															<key>name</key>
+															<string>keyword.operator.other.question.matlab</string>
+														</dict>
+													</dict>
+													<key>end</key>
+													<string>(?=\)|,)</string>
+													<key>patterns</key>
+													<array>
+														<dict>
+															<key>name</key>
+															<string>entity.other.class.matlab</string>
+															<key>match</key>
+															<string>(?&lt;=[\s.&lt;])[a-zA-Z][a-zA-Z0-9_]*(?=\s|,|\))</string>
+														</dict>
+														<dict>
+															<key>name</key>
+															<string>entity.name.namespace.matlab</string>
+															<key>match</key>
+															<string>[a-zA-Z][a-zA-Z0-9_]*</string>
+														</dict>
+														<dict>
+															<key>name</key>
+															<string>punctuation.accessor.dot.matlab</string>
+															<key>match</key>
+															<string>\.</string>
+														</dict>
+													</array>
+												</dict>
 												<dict>
 													<key>include</key>
 													<string>#string</string>
@@ -848,14 +885,6 @@
 											<key>include</key>
 											<string>#line_continuation</string>
 										</dict>
-										<dict>
-											<key>include</key>
-											<string>#comments</string>
-										</dict>
-										<dict>
-											<key>include</key>
-											<string>#line_continuation</string>
-										</dict>
 									</array>
 								</dict>
 								<dict>