diff --git a/README.md b/README.md
index 4366dd2..b248895 100644
--- a/README.md
+++ b/README.md
@@ -10,11 +10,14 @@ This repository contains different tools for A.I.M. games.
 6. Models converter: AIM1/2 format -> .OBJ + .MTL. Textures are included.
 7. Script to TXT convertor.
 8. Texture converter: TM -> TGA.
+9. MPJ loader (dummy implementation).
+10. Save loader (dummy implementation).
 
 # Build instructions
 1. Download and install latest CMake http://www.cmake.org/download/
+1. Download and add to PATH latest CPPAN https://cppan.org/client/
 2. Clone this repository
 3. Open the source directory
-4. Execute in console `cmake -H. -Bwin`
-5. Run win/aim_tools.sln file (Visual Studio solution file)
+4. Execute in console `cppan --generate .`
+5. Open generated solution file (Visual Studio solution file)
 6. Build the project
diff --git a/src/mmo_extractor/mmo_extractor.cpp b/src/mmo_extractor/mmo_extractor.cpp
index 45dd15e..ce1acbb 100644
--- a/src/mmo_extractor/mmo_extractor.cpp
+++ b/src/mmo_extractor/mmo_extractor.cpp
@@ -274,7 +274,7 @@ int main(int argc, char *argv[])
     cl::opt<bool> print_mechanoids("print_mechanoids", cl::desc("print mechanoids"));
     cl::opt<path> db_path("db", cl::desc("database file"));
     cl::alias db_pathA("d", cl::aliasopt(db_path));
-    cl::opt<path> p(cl::Positional, cl::desc(".mmo file or directory with .mmo files"), cl::value_desc("file or directory"), cl::Required);
+    cl::opt<path> p(cl::Positional, cl::desc("<.mmo file or directory with .mmo files>"), cl::value_desc("file or directory"), cl::Required);
 
     cl::ParseCommandLineOptions(argc, argv);
 
diff --git a/src/mmp_extractor/mmp.cpp b/src/mmp_extractor/mmp.cpp
index d2e26a0..edcbdbe 100644
--- a/src/mmp_extractor/mmp.cpp
+++ b/src/mmp_extractor/mmp.cpp
@@ -363,9 +363,7 @@ void mmp::writeSplitColormap() const
     int i = 0;
     for (auto &color : colors)
     {
-        auto m = colormap;
-        for (auto &pixel : m)
-            pixel = pixel == color ? 0x0000FF00 : 0;
+        ++i;
         auto fn = filename;
         std::ostringstream ss;
         ss << "0x";
@@ -373,7 +371,12 @@ void mmp::writeSplitColormap() const
         ss.width(8);
         ss << std::hex << std::uppercase << color;
         fn += ".colormap." + ss.str() + ".png";
-        std::cout << "\r[" << ++i << "/" << colors.size() << "] Processing color " << ss.str();
+        if (fs::exists(fn))
+            continue;
+        auto m = colormap;
+        for (auto &pixel : m)
+            pixel = pixel == color ? 0x0000FF00 : 0;
+        std::cout << "\r[" << i << "/" << colors.size() << "] Processing color " << ss.str();
         cv::imwrite(fn.u8string(), cv::Mat(m));
     }
 }
diff --git a/src/mod_converter/mod_converter.cpp b/src/mod_converter/mod_converter.cpp
index 8964c16..adf4153 100644
--- a/src/mod_converter/mod_converter.cpp
+++ b/src/mod_converter/mod_converter.cpp
@@ -37,7 +37,7 @@ using namespace std;
 // options
 bool silent = false;
 bool printMaxPolygonBlock = false;
-cl::opt<path> p(cl::Positional, cl::desc("MOD_ file or directory with MOD_ files"), cl::value_desc("file or directory"), cl::Required);
+cl::opt<path> p(cl::Positional, cl::desc("<MOD_ file or directory with MOD_ files>"), cl::value_desc("file or directory"), cl::Required);
 
 void convert_model(const path &fn)
 {