first commit, at least we have ice candidates now
Create README.md
add debug message for signaling state and ice connection state
pass local description to the other peer
send ice candidates to peer
refactor the codes to seperate signal process
sepereate webrtc logic
add video stream handling
fix indent
refactor the codes for the package name
refactor the SdpHelper into sdp package
incorporate android async http library
a small refactor
incorporate restful signal server
add password
modify the prefix of the turn server
display remote video stream
add video stream
Add 'lib/petpet/' from commit '9b909f22196942215c8c6655b0d1c20d5671885a'

git-subtree-dir: lib/petpet
git-subtree-mainline: e73ab2187ee94eeca5bc251d08d5d32f9118ea74
git-subtree-split: 9b909f22196942215c8c6655b0d1c20d5671885a