read_updates.cpp memory leak

[yakra]

DataProcessing/siteupdate/cplusplus/tasks/read_updates.cpp

Lines 14 to 22 in 12f8df8

	string* fields = new string[5];
	// deleted as DB table is written
	string* ptr_array[5] = {&fields[0], &fields[1], &fields[2], &fields[3], &fields[4]};
	split(line, ptr_array, NumFields, ';');
	if (NumFields != 5)
	{ el.add_error("Could not parse updates.csv line: [" + line
	+ "], expected 5 fields, found " + std::to_string(NumFields));
	continue;
	}

In here working on #62. May as well fix this along with.