version 5.0.0_beta

integrate PIRegularExpression into PIString and PIDir
add piliterals_regularexpression.h for ""_regex and ""_glob literals

libs/main/literals/piliterals.h

@@ -12,7 +12,7 @@
  */
 /*
     PIP - Platform Independent Primitives
-	C++11 literals
+    C++11 literals
     Ivan Pelipenko peri4ko@yandex.ru
 
     This program is free software: you can redistribute it and/or modify
@@ -34,6 +34,7 @@
 
 #include "piliterals_bytearray.h"
 #include "piliterals_bytes.h"
+#include "piliterals_regularexpression.h"
 #include "piliterals_string.h"
 #include "piliterals_time.h"