Don't optionally match trailing newlines in comments

grammars/c#.cson

@@ -536,10 +536,10 @@ repository:
     patterns: [
       {
         begin: "///"
-        captures:
+        beginCaptures:
           "0":
             name: "punctuation.definition.comment.cs"
-        end: "$\\n?"
+        end: "$"
         name: "comment.block.documentation.cs"
         patterns: [
           {
@@ -549,18 +549,21 @@ repository:
       }
       {
         begin: "/\\*"
-        captures:
+        beginCaptures:
           "0":
             name: "punctuation.definition.comment.cs"
         end: "\\*/"
+        endCaptures:
+          "0":
+            name: "punctuation.definition.comment.cs"
         name: "comment.block.cs"
       }
       {
         begin: "//"
-        captures:
+        beginCaptures:
           "1":
             name: "punctuation.definition.comment.cs"
-        end: "$\\n?"
+        end: "$"
         name: "comment.line.double-slash.cs"
       }
     ]

spec/grammar-spec.coffee

@@ -166,10 +166,10 @@ describe "Language C# package", ->
             else
               expect(token[0].value).toBe(directive)
 
-            expect(token[token.length - 3].value).toBe('//')
-            expect(token[token.length - 3].scopes).toContain('comment.line.double-slash.cs')
-            expect(token[token.length - 2].value).toBe(' A line comment')
+            expect(token[token.length - 2].value).toBe('//')
             expect(token[token.length - 2].scopes).toContain('comment.line.double-slash.cs')
+            expect(token[token.length - 1].value).toBe(' A line comment')
+            expect(token[token.length - 1].scopes).toContain('comment.line.double-slash.cs')
 
   describe "C# Script grammar", ->
     it "parses the grammar", ->