Some clean up, web version prepare

src/Character.cpp

@@ -10,7 +10,7 @@
 #include "utils/Utils.h"
 #include "TextModel.h"
 
-namespace ZL {
+namespace FRG {
 
     const float ATTACK_COOLDOWN_TIME = 1.6f;
     extern float x;
@@ -193,7 +193,7 @@ void Character::forceReplan() {
     state.onArrivedCallbackName.clear();
 }
 
-void Character::setTexture(std::shared_ptr<ZL::Texture> texture) {
+void Character::setTexture(std::shared_ptr<FRG::Texture> texture) {
     for (auto& animEntry : animations) {
         for (const auto& name : animEntry.second.model.meshNamesOrdered) {
             meshTextures[name] = texture;
@@ -1354,4 +1354,4 @@ void Character::drawHealthBar(Renderer& renderer,
     renderer.shaderManager.PopShader();
 }
 
-} // namespace ZL
+} // namespace FRG