make sure works for travis

.travis.yml

 language: go
 
 go:
-  - tip
-  - 1.6.0
+  - 1.6
   - 1.5.3
-  - 1.4.3
 services:
   - redis-server
   - mysql
@@ -19,7 +17,6 @@ before_install:
  - cd ssdb
  - make
  - cd ..
- - '[[ $(go version) == *1.[5-9]* ]] && go get github.com/golang/lint/golint'
 install:
   - go get github.com/lib/pq
   - go get github.com/go-sql-driver/mysql
@@ -34,6 +31,7 @@ install:
   - go get github.com/siddontang/ledisdb/ledis
   - go get golang.org/x/tools/cmd/vet
   - go get github.com/ssdb/gossdb/ssdb
+  - go get github.com/golang/lint/golint
 before_script:
   - sh -c "if [ '$ORM_DRIVER' = 'postgres' ]; then psql -c 'create database orm_test;' -U postgres; fi"
   - sh -c "if [ '$ORM_DRIVER' = 'mysql' ]; then mysql -u root -e 'create database orm_test;'; fi"
@@ -45,7 +43,5 @@ after_script:
   - rm -rf ./res/var/*
 script:
   - go vet -x ./...
-  - '[[ $(go version) == *1.[5-9]* ]] && $HOME/gopath/bin/golint ./...'
+  - golint ./...'
   - go test -v ./...
-notifications:
-  webhooks: https://hooks.pubu.im/services/z7m9bvybl3rgtg9