CLuaInstCCText: try to fix return value of CCTextGetLines()

Init was missing.

src/gui/lua/lua_api_version.h

@@ -4,4 +4,4 @@
  * to luainstance.h changes
  */
 #define LUA_API_VERSION_MAJOR 1
-#define LUA_API_VERSION_MINOR 75
+#define LUA_API_VERSION_MINOR 76

src/gui/lua/lua_cc_text.cpp

@@ -229,6 +229,7 @@ int CLuaInstCCText::CCTextGetLines(lua_State *L)
 	}
 	else {
 		CTextBox* ctb = D->ct->getCTextBoxObject();
+		D->ct->initCCText();
 		if (ctb)
 			lines = (lua_Integer)ctb->getLines();
 	}