implement "usermrf" fstab flag to force rm -rf * deletion on specific partitions

Change-Id: I58f4a8cedf31e6b6efd88f96a43ed525603ae311
diff --git a/partitions.hpp b/partitions.hpp
index 25ae4db..e46dcce 100644
--- a/partitions.hpp
+++ b/partitions.hpp
@@ -111,6 +111,7 @@
 	bool Can_Be_Mounted;                                                      // Indicates that the partition can be mounted
 	bool Can_Be_Wiped;                                                        // Indicates that the partition can be wiped
 	bool Can_Be_Backed_Up;                                                    // Indicates that the partition will show up in the backup list
+	bool Use_Rm_Rf;                                                           // Indicates that the partition will always be formatted w/ "rm -rf *"
 	bool Wipe_During_Factory_Reset;                                           // Indicates that this partition is wiped during a factory reset
 	bool Wipe_Available_in_GUI;                                               // Inidcates that the wipe can be user initiated in the GUI system
 	bool Is_SubPartition;                                                     // Indicates that this partition is a sub-partition of another partition (e.g. datadata is a sub-partition of data)