DodoApp: API to create new app

Change-Id: I20d73ef17cc03073c913fceb4f3bed7a26754cea
diff --git a/core/installer/welcome/env_test.go b/core/installer/welcome/env_test.go
index d3f5d42..4acc576 100644
--- a/core/installer/welcome/env_test.go
+++ b/core/installer/welcome/env_test.go
@@ -109,6 +109,10 @@
 	return []string{}, nil
 }
 
+func (f fakeSoftServeClient) RepoExists(name string) (bool, error) {
+	return false, nil
+}
+
 func (f fakeSoftServeClient) GetRepo(name string) (soft.RepoIO, error) {
 	var l sync.Mutex
 	return mockRepoIO{soft.NewBillyRepoFS(f.envFS), "foo.bar", f.t, &l}, nil
@@ -122,6 +126,13 @@
 	return nil
 }
 
+func (f fakeSoftServeClient) UserExists(name string) (bool, error) {
+	return false, nil
+}
+func (f fakeSoftServeClient) FindUser(pubKey string) (string, error) {
+	return "", nil
+}
+
 func (f fakeSoftServeClient) AddUser(name, pubKey string) error {
 	return nil
 }