Add TRoW and DW updates to changelog

changelog.md

@@ -125,6 +125,8 @@
 
 ## Version 1.14.7+dev
  ### Campaigns
+   * Dark Water:
+     * S3: modify starting dialogue
    * Descent into Darkness:
      * Update maps for S1 and S6
      * S11: reduce difficulty just after Malin turns into lich
@@ -142,6 +144,8 @@
    * Son of the Black Eye:
      * S10: add dialogue on victory
    * The Rise of Wesnoth:
+     * Tweaked dialogue in various scenarios
+     * Fixed number of scenarios in campaign listing
      * S17a: prevent time over defeat if player chooses to defeat remaining saurians
    * The South Guard:
      * S1: create Sir Gerrick if player skips scenario with debug