Merge pull request #3 from pi-rho/feature

macros.conf and eventtypes.conf merge from pi-rho's branch
Personal preference -- I'd rather stanzas that are not "special" show as a
different color (i.e. [my_sourcetype] versus [source::tcp:1337]).
Merge branch 'personal' of github.com:pi-rho/vim-splunk into personal