Merge pull request #10 from simondrum/patch-2

Added support for cls extension

Author: vsobotka

abl.tmLanguage

@@ -7,6 +7,7 @@
         <string>p</string>
         <string>w</string>
         <string>i</string>
+        <string>cls</string>
     </array>
     <key>name</key>
     <string>OpenEdge ABL</string>
@@ -121,4 +122,4 @@
     <key>uuid</key>
     <string>075bb86e-03ea-4fea-bac0-e11b9dc73e03</string>
 </dict>
-</plist>
+</plist>