Add include_cohosted parameter to getReservations. If set to true, th…

[pbvillaflores]

…e function will also return all reservations from co-host listings.

Example usage:
var reservations = airbnb.getReservations({
offset: 0,
limit: 10
},
include_cohosted = true
)

[coveralls]

Pull Request Test Coverage Report for Build 69

• 2 of 2 (100.0%) changed or added relevant lines in 1 file are covered.
• 33 unchanged lines in 1 file lost coverage.
• Overall coverage remained the same at 70.449%

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Files with Coverage Reduction	New Missed Lines	%
build/main.js	33	69.89%

Totals
Change from base Build 51:	0.0%
Covered Lines:	307
Relevant Lines:	451

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💛 - Coveralls