Merge pull request #1 from rafaeldelucena/master

Fixing the number of options on printHuman method.
Merge pull request #2 from rafaeldelucena/master

Adding URI buffer on setURI method to reduce external fragmentation on NON-MMU plataforms
Removed unnecessary dynamic internal buffer in setURI method to reduce memory fragmentation
setURI and getURI now parse query parameters too.
Merge remote-tracking branch 'trunk/master' and adding tests to uri sizes

Conflicts:
	cantcoap.cpp