Add rxjs-typings.d.ts for HTTPSource
Add rxjs-typings.d.ts for HTTPSource

ntilwalli/cyclejs,maskinoshita/cyclejs,cyclejs/cyclejs,usm4n/cyclejs,cyclejs/cycle-core,usm4n/cyclejs,usm4n/cyclejs,staltz/cycle,feliciousx-open-source/cyclejs,cyclejs/cycle-core,cyclejs/cyclejs,maskinoshita/cyclejs,cyclejs/cyclejs,feliciousx-open-source/cyclejs,feliciousx-open-source/cyclejs,ntilwalli/cyclejs,ntilwalli/cyclejs,maskinoshita/cyclejs,staltz/cycle,usm4n/cyclejs,feliciousx-open-source/cyclejs,maskinoshita/cyclejs,ntilwalli/cyclejs,cyclejs/cyclejs