the revision log.
v Show version.
'.' Toggle line numbers on/off.
+D Toggle date display on/off.
+A Toggle author display on/off.
g Toggle revision graph visualization on/off.
+F Toggle reference display on/off (tag and branch names).
':' Open prompt. This allows you to specify what git command \
to run. Example `:log -p`
u Update status of file. In the status view, this allows you to add an \