added notes about UDP
ignore vim swap files
adjusted tests for updated name of graphite_server to
default_graphite_server
added examples for init() usage
changed default graphite server from 'graphite_server' to
default_graphite_server
upped version to reflect varible name change of default_graphite_server
Merge branch 'master' of github.com:daniellawrence/graphitesend into udp-and-tcp

Conflicts:
	README.md
	tests/all.py