remove known issues that have been addressed
use srclib.org as srclib site
use simplified Def (no DefKind type; no Callable field)
fetch new srclib (if old is cached)
update expectations after Def field simplifications
use src 0.0.22
use go1.3.1 on travis (upgrade to latest go)
include test exp with the packages it uses installed locally
update to use new go/types method sig
Check for '-i' flag before running 'go build'