Allow building of an OEM friendly TWRP

Disable theming
Disable creating the TWRP folder for the settings file
Change factory reset on data/media devices to a full wipe

Change-Id: I3104282b5dd3f55dfff7c8cf39c72750af08563d

gui/action.cpp

@@ -800,7 +800,7 @@ int GUIAction::doAction(Action action, int isThreaded /* = 0 */)
 					}
 				} else
 					ret_val = PartitionManager.Wipe_By_Path(arg);
-
+#ifdef TW_OEM_BUILD
 				if (arg == DataManager::GetSettingsStoragePath()) {
 					// If we wiped the settings storage path, recreate the TWRP folder and dump the settings
 					string Storage_Path = DataManager::GetSettingsStoragePath();
@@ -814,6 +814,7 @@ int GUIAction::doAction(Action action, int isThreaded /* = 0 */)
 						LOGERR("Unable to recreate TWRP folder and save settings.\n");
 					}
 				}
+#endif
 			}
 			PartitionManager.Update_System_Details();
 			if (ret_val)