uwsampa/grappa — pull request #184 by bmyerz (2014-09-11 01:02:38+00:00)
Title: gce_incomplete metric for user GlobalCompletionEvents

Example usage
```cpp
GlobalCompletionEvent my_gce1(true);
GlobalCompletionEvent my_gce2(true);
```
Sum of incomplete events is in `gce_user_incomplete`