[#XX] Added GetNumber contract

It always returns 42.

Signed-off-by: Lebedeva Ekaterina <ekaterina.lebedeva@yadro.com>

.gitignore

@@ -8,6 +8,7 @@
 *.dll
 *.so
 *.dylib
+**/*.nef
 
 # Test binary, built with `go test -c`
 *.test

FirstContract/contract/contract.go

@@ -1,4 +1,4 @@
-package FirstContract
+package contract
 
 import "github.com/nspcc-dev/neo-go/pkg/interop/runtime"
 
@@ -13,3 +13,8 @@ func init() {
 func RuntimeNotify(args []interface{}) {
 	runtime.Notify(notificationName, args)
 }
+
+// the answer to the “Great Question” of “Life, the Universe and Everything”
+func GetNumber() int {
+	return 42
+}