Move DataManager functions out of twrpTar.cpp

Change-Id: I943318afe787ff4ede724fa0bc77ebc6a3ba0c8b
diff --git a/twrpTar.hpp b/twrpTar.hpp
index 17f6959..02d4b80 100644
--- a/twrpTar.hpp
+++ b/twrpTar.hpp
@@ -51,6 +51,8 @@
 	void setfn(string fn);
 	void setdir(string dir);
 	void setsize(unsigned long long backup_size);
+	void setpassword(string pass);
+	
 	unsigned long long uncompressedSize();
 
 public:
@@ -89,6 +91,7 @@
 	string tardir;
 	string tarfn;
 	string basefn;
+	string password;
 
 	vector <string> tarexclude;