GC stats print bugfix (when GC_FINAL_STATS defined)
remove blank line
remove macro JL_PRINT_GC_STATS from julia.h
typo fix: || -> &&
Typo fix in mathematical operations manual page
Merge pull request #2711 from meggermo/master

typo fix in manual
fix #2712
Merge pull request #2706 from KDr2/kd/develop

GC stats print bugfix (when GC_FINAL_STATS defined)