Update changelog.

Author: cristianberneanu

CHANGELOG.md

@@ -5,6 +5,10 @@
   - Allow more metadata discovery queries.
   - Allow more statement types.
   - Fixed handling of `IN (subquery)` expressions.
+  - Added analyst guide section for allowed type conversions.
+  - Small fixes to docs.
+  - Added support for parameterized queries.
+  - Queries selecting or grouping by non-generalized AID columns are now rejected.
 
 ## Version 1.0.1
   - Fixed some docs links.