Renamed some of Get() methods to Find(), read more

From now on, ideally any function with "get" in the name should always
return a valid value. A function with "find" in the name, however, does
the same thing, but may also return an invalid result such as an error
code.

server/creatures/creature_manager.cpp

@@ -70,7 +70,7 @@ void CreatureManager::UnloadIf(std::function<bool(std::pair<const int, CreatureD
 	}
 }
 
-CreatureData* CreatureManager::Get(int uid) {
+CreatureData* CreatureManager::Find(int uid) {
 	std::map<int, CreatureData>::iterator it = elementMap.find(uid);
 
 	if (it == elementMap.end()) {

server/creatures/creature_manager.hpp

@@ -46,7 +46,7 @@ public:
 	void UnloadIf(std::function<bool(std::pair<const int, CreatureData const&>)> fn);
 
 	//accessors & mutators
-	CreatureData* Get(int uid);
+	CreatureData* Find(int uid);
 	int GetLoadedCount();
 	std::map<int, CreatureData>* GetContainer();
 

server/creatures/creature_manager_api.cpp

@@ -31,7 +31,7 @@ static int create(lua_State* L) {
 	//create the actual creature
 	CreatureManager* mgr = static_cast<CreatureManager* const>(lua_touserdata(L, 1));
 	int index = mgr->Create(lua_tostring(L, 2), lua_tointeger(L, 3)); //3 should be the unique reference within LUA_REGISTRYINDEX
-	CreatureData* creature = mgr->Get(index);
+	CreatureData* creature = mgr->Find(index);
 	lua_pushlightuserdata(L, static_cast<void*>(creature));
 	lua_pushinteger(L, index);
 	return 2;
@@ -56,9 +56,9 @@ static int unloadIf(lua_State* L) {
 	return 0;
 }
 
-static int get(lua_State* L) {
+static int find(lua_State* L) {
 	CreatureManager* mgr = static_cast<CreatureManager* const>(lua_touserdata(L, 1));
-	CreatureData* creature = mgr->Get(lua_tointeger(L, 2));
+	CreatureData* creature = mgr->Find(lua_tointeger(L, 2));
 	lua_pushlightuserdata(L, static_cast<void*>(creature));
 	return 1;
 }
@@ -74,7 +74,7 @@ static const luaL_Reg creatureManagerLib[] = {
 	{"Unload", unload},
 	{"UnloadAll", unloadAll},
 //	{"UnloadIf", unloadIf},
-	{"Get", get},
+	{"Find", find},
 	{"GetLoadedCount", getLoadedCount},
 	{nullptr, nullptr}
 };