AMENDING EXECUTIVE ORDER NO. 49, SERIES OF 1936, ENTITLED "INCREASING AND FIXING THE MINIMUM DAILY WAGE TO BE PAID TO COMMON LABORERS EMPLOYED BY THE NATIONAL GOVERNMENT IN THE DIFFERENT PROVINCES AND CHARTERED CITIES" SO AS TO FIX A MINIMUM DAILY WAGE OF P1.25 FOR COMMON LABORERS EMPLOYED BY THE NATIONAL GOVERNMENT IN THE CITY OF MANILA AND P1 FOR THOSE EMPLOYED IN THE DIFFERENT PROVINCES AND CHARTERED CITIES