unnecessary include
Move libgit2 settings out of util
Merge pull request #2049 from ethomson/common

Common
refs: remove the _with_log differentiation

Any well-behaved program should write a descriptive message to the
reflog whenever it updates a reference. Let's make this more prominent
by removing the version without the reflog parameters.
Merge pull request #2050 from libgit2/cmn/always-reflog-message

refs: remove the _with_log differentiation