Binary Environment (#256)

Adds a fission environment for arbitrary linux binaries.

examples/binary/hello.go

@@ -0,0 +1,12 @@
+package main
+
+import (
+	"fmt"
+	"os"
+)
+
+// See README.md in the examples/binary directory for instructions
+func main() {
+	fmt.Println("Hello World!")
+	fmt.Printf("Environment: %v", os.Environ())
+}