v.2.1.1

• Fix incorrect parsing of cell with leading zeroes #21.

Having this table

0000	0

before fix resulted in:

{
  raw: { obj: { A: 0, B: 0 }, arr: [ 0, 0 ] },
  formatted: { obj: { A: 0, B: 0 }, arr: [ 0, 0 ] },
  header: []
}

and after:

{
  raw: { obj: { A: '0000', B: 0 }, arr: [ '0000', 0 ] },
  formatted: { obj: { A: '0000', B: 0 }, arr: [ '0000', 0 ] },
  header: []
}