Updated Ubuntu package requirements
Merge branch 'master' of https://github.com/highfidelity/hifi
joining paragraphs
simplifying text
fix push bytesRead when creating dummy Avatar packets, closes #1794
remove an unneeded todo
Merge pull request #1795 from birarda/master

fix push of bytes read during creation of dummy packets
Merge pull request #1790 from kordero/master

Readme: Updated Ubuntu dependencies
check against NULL node from nodeWithUUID()
Merge pull request #1798 from ZappoMan/master

check against NULL node from nodeWithUUID()