[SJS-236][BUG]: Fix for "incomingStream" event breaking previous implementations.
[SJS-238]: Remove callbacks as an available parameter for 0.5.5 release
[DOC]: targetPeerId to be optional for sendMessage

Conflicts:
	publish/skylink.complete.min.js
	publish/skyway.complete.min.js
[SJS-236][DEMO]: Fixed demos "incomingStream" payload
Merge pull request #35 from Temasys/development

Fix for "incomingStream" event breaking implementations