v.1.5.3: Syntax highlighting update

Author: tosher

messages.json

@@ -8,5 +8,6 @@
     "1.4.2": "messages/1.4.2.txt",
     "1.5.0": "messages/1.5.0.txt",
     "1.5.1": "messages/1.5.1.txt",
-    "1.5.2": "messages/1.5.2.txt"
+    "1.5.2": "messages/1.5.2.txt",
+    "1.5.3": "messages/1.5.3.txt"
 }

messages/1.5.3.txt

@@ -0,0 +1,3 @@
+TSQL Easy 1.5.3 changelog:
+
+* Syntax highlighting update (thanks to [mattmc3](https://github.com/mattmc3))