remove \t check from regex extracting var_name, conflicts with "wallet"
remove \t check from regex extracting var_name, conflicts with "wallet"


Former-commit-id: 4568ee19a021631193c6305b5916363f6edc2f73
syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin