README: Update commit since last release shield for alpha14
README: Update commit since last release shield for alpha14

noresources/premake-core,mandersan/premake-core,noresources/premake-core,dcourtois/premake-core,premake/premake-core,dcourtois/premake-core,premake/premake-core,dcourtois/premake-core,premake/premake-core,noresources/premake-core,sleepingwit/premake-core,LORgames/premake-core,premake/premake-core,sleepingwit/premake-core,LORgames/premake-core,premake/premake-core,starkos/premake-core,dcourtois/premake-core,starkos/premake-core,mandersan/premake-core,noresources/premake-core,LORgames/premake-core,starkos/premake-core,starkos/premake-core,mandersan/premake-core,sleepingwit/premake-core,starkos/premake-core,noresources/premake-core,noresources/premake-core,mandersan/premake-core,noresources/premake-core,starkos/premake-core,LORgames/premake-core,sleepingwit/premake-core,LORgames/premake-core,premake/premake-core,mandersan/premake-core,premake/premake-core,starkos/premake-core,dcourtois/premake-core,dcourtois/premake-core,dcourtois/premake-core,sleepingwit/premake-core