removed SQL Form from the distro

docs/changelog/7.x.x.txt

@@ -1,5 +1,8 @@
 7.5.11
  - rfe: Not being limited to single-worded Tags 
+ - SQL Form no longer ships with WebGUI. Use Thingy instead. However, out of
+   respect for those using it, we only uninstall it if you have no sites using
+   it.
  - AssetProxy macro can now use asset id as a parameter like so:
    ^AssetProxy(abcdefghijklmnopqrstuv,assetId);
  - Exposed keywords API to all assets through edit screen. Now keywords are