FIx shared structs + add better debugging/linting (#379)

* fix: Fixes issues w/ shared pointers to structs (#378)
* feat: Adds even better debugging and linting support (#376)

This is a #PATCH release.

cmd/app/test_helpers.go

@@ -14,7 +14,7 @@ import (
 	"github.com/xanzy/go-gitlab"
 )
 
-var errorFromGitlab = errors.New("Some error from Gitlab")
+var errorFromGitlab = errors.New("some error from Gitlab")
 
 /* The assert function is a helper function used to check two comparables */
 func assert[T comparable](t *testing.T, got T, want T) {