Adding coverage using goveralls

.travis.yml

@@ -1,15 +1,22 @@
----
 language: go
 go:
 - 1.2.2
 - 1.3.3
 - tip
 env:
-- GOARCH=amd64
-- GOARCH=386
+  matrix:
+  - GOARCH=amd64
+  - GOARCH=386
+  global:
+    secure: c7vypIwUrULhJEOWAgczDgayp/Z9zwuOmtOT36IrPrkCwNPq/0OmfKQHRqrl79XGYVhLcNlmIkILSFqfxxlFIOeIJ7WX0fRn9lOfJ10wNsJNE7DOPs1fhdTWqaNCoFd4mV9rQ8sQX6/JoLMAL8U69ni8an94uvwGExf0zre8g4M=
 install:
 - go get -d ./...
+- curl -sLO https://raw.githubusercontent.com/rafecolton/fmtpolice/master/fmtpolice && chmod +x fmtpolice
+- curl -sLO https://raw.githubusercontent.com/rafecolton/fmtpolice/master/coverage && chmod +x coverage
+- go get -u code.google.com/p/go.tools/cmd/cover || go get -u golang.org/x/tools/cmd/cover
+- go get -u github.com/axw/gocov/gocov github.com/mattn/goveralls
 script:
 - go test ./...
-- curl -sLO https://raw.githubusercontent.com/rafecolton/fmtpolice/master/fmtpolice && chmod +x fmtpolice
 - ./fmtpolice
+- ./coverage
+- ${GOPATH%%:*}/bin/goveralls -coverprofile=gover.coverprofile -repotoken $GOVERALLS_TOKEN