use c++11 std__math methods instead of own classes
This MR replaces OPAL classes with c++11 std methods:
- Truncate replaced by
std::trunc
- Round replaced by
std::round
- NumToStr replaced by
std::to_string
Code indexing in gitaly is broken and leads to code not being visible to the user. We work on the issue with highest priority.
This MR replaces OPAL classes with c++11 std methods:
std::trunc
std::round
std::to_string