Add changelog for 3.3.0

Author: FichteFoll

messages.json

@@ -11,5 +11,6 @@
     "3.2.0": "messages/3.2.0.txt",
     "3.2.2": "messages/3.2.2.txt",
     "3.2.8": "messages/3.2.8.txt",
-    "3.2.18": "messages/3.2.18.txt"
+    "3.2.18": "messages/3.2.18.txt",
+    "3.3.0": "messages/3.3.0.txt"
 }

messages/3.3.0.txt

@@ -0,0 +1,22 @@
+v3.3.0 (2021-01-19)
+-------------------
+
+This is the first ST4-only release.
+
+## Minor change
+
+- All provided completions now use the new rich completions (#292)
+
+## Trivial changes
+
+- Keymap: Support new context keys (#315, @Ultra-Instinct-05)
+- Keymap: Support new keys for highlighting
+- Keymap: Support new keys for highlighting
+- Keymap: Fix local symbol list for multi-line key bindings
+- Keymap: Allow empty command names (#311)
+- Color Scheme: Support new `block_caret_*` globals (#317, @Ultra-Instinct-05)
+- Completions: Update long snippet with the new supported keys
+- Syntax Test: Offer to adjust `translate_tabs_to_spaces` setting when loading
+  (#308)
+- Various small bugfixes in syntax highlighting (#307, #311, #316, #320)
+- Updates to scope data for completions (#319, @deathaxe)