Changed bool -> boolean to align with TypeScript 0.9

Updated bool type declarations to boolean to align with the ES6 standard
now supported in TS 0.9.
Changed bool -> boolean to align with TypeScript 0.9

Updated bool type declarations to boolean to align with the ES6 standard
now supported in TS 0.9.
Changed bool -> boolean to align with TypeScript 0.9

Updated bool type declarations to boolean to align with the ES6 standard
now supported in TS 0.9.
Changed bool -> boolean to align with TypeScript 0.9

Updated bool type declarations to boolean to align with the ES6 standard
now supported in TS 0.9.