build: some small improvements; bump to go1.10

- bump to go 1.10
- Add a linker tag with the build version
- Remove fastbuild, go builds are cached now
- Use better ginkgo suite names

build.sh

@@ -1,8 +1,9 @@
 #!/usr/bin/env bash
 set -e
+cd $(dirname "$0")
 
 if [ "$(uname)" == "Darwin" ]; then
-	export GOOS=linux
+	export GOOS="${GOOS:-linux}"
 fi
 
 ORG_PATH="github.com/containernetworking"
@@ -13,7 +14,6 @@ if [ ! -h gopath/src/${REPO_PATH} ]; then
 	ln -s ../../../.. gopath/src/${REPO_PATH} || exit 255
 fi
 
-export GO15VENDOREXPERIMENT=1
 export GOPATH=${PWD}/gopath
 export GO="${GO:-go}"
 
@@ -25,12 +25,6 @@ for d in $PLUGINS; do
 	if [ -d "$d" ]; then
 		plugin="$(basename "$d")"
 		echo "  $plugin"
-		# use go install so we don't duplicate work
-		if [ -n "$FASTBUILD" ]
-		then
-			GOBIN=${PWD}/bin $GO install -pkgdir $GOPATH/pkg "$@" $REPO_PATH/$d
-		else
-			$GO build -o "${PWD}/bin/$plugin" -pkgdir "$GOPATH/pkg" "$@" "$REPO_PATH/$d"
-		fi
+		$GO build -o "${PWD}/bin/$plugin" "$@" "$REPO_PATH"/$d
 	fi
 done