minor edit to allow backticks in section titles

.gitignore

@@ -2,3 +2,4 @@
 *.cache
 *.pyc
 *.sublime-workspace
+.DS_Store

Syntaxes/Asciidoctor.YAML-tmLanguage

@@ -1080,42 +1080,42 @@ repository:
 
   title_level_0:
     name: markup.heading.level.0.asciidoc
-    match: ^(=) (\w.*)$\n?
+    match: ^(=) (`?\w.*)$\n?
     captures:
       '1': {name: punctuation.definition.heading.asciidoc}
       '2': {name: entity.name.section.asciidoc}
 
   title_level_1:
     name: markup.heading.level.1.asciidoc
-    match: ^(==) (\w.*)$\n?
+    match: ^(==) (`?\w.*)$\n?
     captures:
       '1': {name: punctuation.definition.heading.asciidoc}
       '2': {name: entity.name.section.asciidoc}
 
   title_level_2:
     name: markup.heading.level.2.asciidoc
-    match: ^(===) (\w.*)$\n?
+    match: ^(===) (`?\w.*)$\n?
     captures:
       '1': {name: punctuation.definition.heading.asciidoc}
       '2': {name: entity.name.section.asciidoc}
 
   title_level_3:
     name: markup.heading.level.3.asciidoc
-    match: ^(====) (\w.*)$\n?
+    match: ^(====) (`?\w.*)$\n?
     captures:
       '1': {name: punctuation.definition.heading.asciidoc}
       '2': {name: entity.name.section.asciidoc}
 
   title_level_4:
     name: markup.heading.level.4.asciidoc
-    match: ^(=====) (\w.*)$\n?
+    match: ^(=====) (`?\w.*)$\n?
     captures:
       '1': {name: punctuation.definition.heading.asciidoc}
       '2': {name: entity.name.section.asciidoc}
 
   title_level_5:
     name: markup.heading.level.5.asciidoc
-    match: ^(======) (\w.*)$\n?
+    match: ^(======) (`?\w.*)$\n?
     captures:
       '1': {name: punctuation.definition.heading.asciidoc}
       '2': {name: entity.name.section.asciidoc}

Syntaxes/Asciidoctor.tmLanguage

@@ -2382,7 +2382,7 @@ Examples:
 				</dict>
 			</dict>
 			<key>match</key>
-			<string>^(=) (\w.*)$\n?</string>
+			<string>^(=) (`?\w.*)$\n?</string>
 			<key>name</key>
 			<string>markup.heading.level.0.asciidoc</string>
 		</dict>
@@ -2402,7 +2402,7 @@ Examples:
 				</dict>
 			</dict>
 			<key>match</key>
-			<string>^(==) (\w.*)$\n?</string>
+			<string>^(==) (`?\w.*)$\n?</string>
 			<key>name</key>
 			<string>markup.heading.level.1.asciidoc</string>
 		</dict>
@@ -2422,7 +2422,7 @@ Examples:
 				</dict>
 			</dict>
 			<key>match</key>
-			<string>^(===) (\w.*)$\n?</string>
+			<string>^(===) (`?\w.*)$\n?</string>
 			<key>name</key>
 			<string>markup.heading.level.2.asciidoc</string>
 		</dict>
@@ -2442,7 +2442,7 @@ Examples:
 				</dict>
 			</dict>
 			<key>match</key>
-			<string>^(====) (\w.*)$\n?</string>
+			<string>^(====) (`?\w.*)$\n?</string>
 			<key>name</key>
 			<string>markup.heading.level.3.asciidoc</string>
 		</dict>
@@ -2462,7 +2462,7 @@ Examples:
 				</dict>
 			</dict>
 			<key>match</key>
-			<string>^(=====) (\w.*)$\n?</string>
+			<string>^(=====) (`?\w.*)$\n?</string>
 			<key>name</key>
 			<string>markup.heading.level.4.asciidoc</string>
 		</dict>
@@ -2482,7 +2482,7 @@ Examples:
 				</dict>
 			</dict>
 			<key>match</key>
-			<string>^(======) (\w.*)$\n?</string>
+			<string>^(======) (`?\w.*)$\n?</string>
 			<key>name</key>
 			<string>markup.heading.level.5.asciidoc</string>
 		</dict>