Project modernization (#630)

* Fixed boats falling and a TP glitch #266

* Replaced every C-style cast with C++ ones

* Replaced every C-style cast with C++ ones

* Fixed boats falling and a TP glitch #266

* Updated NULL to nullptr and fixing some type issues

* Modernized and fixed a few bugs

- Replaced most instances of `NULL` with `nullptr`.
- Replaced most `shared_ptr(new ...)` with `make_shared`.
- Removed the `nullptr` macro as it was interfering with the actual nullptr keyword in some instances.

* Fixing more conflicts

* Replace int loops with size_t and start work on overrides

Minecraft.Client/Common/UI/UIScene_TrialExitUpsell.cpp

@@ -50,7 +50,7 @@ void UIScene_TrialExitUpsell::handleInput(int iPad, int key, bool repeat, bool p
 			// 4J-PB - need to check this user can access the store
 #if defined(__PS3__) || defined(__PSVITA__)
 			bool bContentRestricted;
-			ProfileManager.GetChatAndContentRestrictions(ProfileManager.GetPrimaryPad(),true,NULL,&bContentRestricted,NULL);
+			ProfileManager.GetChatAndContentRestrictions(ProfileManager.GetPrimaryPad(),true,nullptr,&bContentRestricted,nullptr);
 			if(bContentRestricted)
 			{
 				UINT uiIDA[1];