Remove Wercker config

Hopefully fixes

wercker.yml

@@ -1,28 +0,0 @@
-box: wercker/golang
-# Build definition
-build:
-  # The steps that will be executed on build
-  steps:
-    # Sets the go workspace and places you package
-    # at the right place in the workspace tree
-    - setup-go-workspace
-
-    # Gets the dependencies
-    - script:
-        name: go get
-        code: |
-          cd $WERCKER_SOURCE_DIR
-          go version
-          go get -t ./...
-
-    # Build the project
-    - script:
-        name: go build
-        code: |
-          go build ./...
-
-    # Test the project
-    - script:
-        name: go test
-        code: |
-          go test ./...