Added parenthesis to all print
Fixed imports, updated auth
Implemented Contacts Sync V2 API

Added sync method to yowsup-cli
Now WARequest keeps response object
WARequest now checks for reponse status before parsing
Bumped v for yowsup and yowsup-cli
Added method for setting contacts
Fixed compatibility with python 2.6, closes #50
Removed decode of pushName
More fixes

Fixed some remainig {}.has_key
Fixed tmp file encoding
Added classes which handle media upload/download
Merge branch 'master' into three

Conflicts:
	src/yowsup-cli
URL now specified on download
Merge branch 'master' into three
Fixed enc/decode of media previews
py3 libs
Extend bytearrays rather than concat
Merge branch 'master' into three
str rather than bytearrays
Merge branch 'master' into three
Encode filename before hash
Merge branch 'master' into three
More py3 compatibility