fix saving issue

- fix CKStateChunk resize memory error.
- fix wrong CKBitmapHandler free position in CKBitmapData writer.
- fix init value error of CKFileWriter::m_DisableAddingFile when copying from reader.
- fix ReadString, WriteString error in CKStateChunk (forget NULL terminal)
- change CKPathManager resolve path order. Resolve temp path first, then resources folder.
- fix mixdata combine error when writing CKTexture.

LibCmo/CK2/CKBitmapData.cpp

@@ -138,7 +138,6 @@ namespace LibCmo::CK2 {
 				CKDWORD expectedSize = reader->SaveMemory(nullptr, slot, *savefmt);
 				std::unique_ptr<CKBYTE[]> filebuf(new CKBYTE[expectedSize]);
 				reader->SaveMemory(filebuf.get(), slot, *savefmt);
-				reader.reset();
 
 				// in original Virtools design, only save alpha data when raw data can not represent alpha data
 				bool canSaveAlpha = reader->CanSaveAlpha();
@@ -201,6 +200,9 @@ namespace LibCmo::CK2 {
 
 				}
 
+				// free reader
+				reader.reset();
+
 				// explicitly return to skip fallback
 				return;
 			}