diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index a30206c..a65413e 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -1,6 +1,6 @@
 By Romulien:
 
-Version 3.0.0 - 2018-02-xx
+Version 3.0.0 - 2018-??-??
 
 - Add support for Mono runtime (in addition to .NET runtime)
 - Switch from CSharpImageLibrary (incompatible with Mono) to dds-reader (a C# rewrite of DevIL)
@@ -8,6 +8,12 @@ Version 3.0.0 - 2018-02-xx
 - Fix some hardcoded Windows path separtors for portability to Linux/Mac
 - Support CK2 binary lookup with names ck2.app (Mac) and ck2 (Linux)
 - Support CK2 default user directories on Linux/Mac
+- Fix log4net console appender failing on unix
+- Switch gamedir (binary) to gamedir.txt (text format) for easy edition
+- Exclude some vanilla gfx files with known parsing errors (mapitems.gfx, fonts.gfx, ...)
+- Fix duplicated custom characteristics
+- Upgrade SharpZipLib to 1.0-rc2
+- Upgrade target to .NET 4.6 
 
 Version 2.5.0 - 2018-01-27
 
diff --git a/README.md b/README.md
index ba9aa1b..a916110 100644
--- a/README.md
+++ b/README.md
@@ -34,14 +34,15 @@ See the dedicated [CK2 forum thread](https://forum.paradoxplaza.com/forum/index.
 
 - Install [.NET 4.6](https://www.microsoft.com/en-US/download/details.aspx?id=48130)
 - Start PortraitBuilder.exe
-- Select your CK2 game executable (ex: C:\Program Files (x86)\Steam\SteamApps\common\Crusader Kings II\CK2game.exe). This value is kept into a file "gamedir".
+- Select your CK2 game executable (ex: C:\Program Files (x86)\Steam\SteamApps\common\Crusader Kings II\CK2game.exe). This value is kept into a file "gamedir.txt".
 - Errors are logged to a log.txt file. Adding -logfull to PortraitBuilder.exe launch options will set log level to DEBUG.
 
 ## Mono users (Linux/Mac/Windows)
 
 - Install [Mono 5.x](http://www.mono-project.com/download/). Note: GTK# is not required.
-- Run ". PortraitBuilder"
-- Select your CK2 game executable (ex: ~/.local/share/Steam/SteamApps/common/Crusader Kings II/ck2 or /Users/USER/Library/Application Support/Steam/SteamApps/common/crusader kings ii/ck2.app). This value is kept into a file "gamedir".
+- Run ". PortraitBuilder" which is an alias for "MONO_PATH=./lib mono PortraitBuilder.exe"
+Note: on MacOS, use: "MONO_PATH=./lib mono --arch=32 PortraitBuilder.exe", as [WinForms only work with Mono 32bits on MacOS](http://www.mono-project.com/docs/about-mono/supported-platforms/osx/#32-and-64-bit-support)
+- Select your CK2 game executable (ex: ~/.local/share/Steam/SteamApps/common/Crusader Kings II/ck2 or /Users/USER/Library/Application Support/Steam/SteamApps/common/crusader kings ii/ck2.app). This value is kept into a file "gamedir.txt".
 - Errors are logged to a log.txt file
 
 ## Developers
@@ -69,4 +70,4 @@ Create the following symlinks to simulate a CK2 Steam installation on Unix:
 
 - Game files: ln -s /mnt/c/Program\ Files\ \(x86\)/Steam ~/.local/share/Steam
 - Shortcut in home folder: ln -s ~/.local/share/Steam/SteamApps/common/Crusader\ Kings\ II ~/ck2
-- Mod folder: ln -s /mnt/c/Users/<user>/Documents/Paradox\ Interactive ~/.paradoxinteractive
+- Mod folder: ln -s /mnt/c/Users/[user]/Documents/Paradox\ Interactive ~/.paradoxinteractive