refactored transformation: added folders for each transformation

src/Transformations/LoopEndDoConverter/enddo_loop_converter.h

@@ -0,0 +1,13 @@
+#pragma once
+
+#include "../Utils/errors.h"
+
+void ConverToEndDo(SgFile *file, std::vector<Messages> &messagesForFile);
+std::vector<SgStatement*> createIfConditions(std::stack<SgExpression*>& conds, std::stack<SgStatement*>& ifBlocks, SgStatement *control);
+
+struct SearchInfo
+{
+    SgExpression *expr;
+    SgStatement *lastSt;
+    bool none;
+};