Immediate assignment, datetime to snapshots builds
Immediate assignment, datetime to snapshots builds

Immediate assignment avoids multiple evaluation and removes potential to
race with e.g. build timestamps.  The changes made here don't really have
an impact because e.g. GIT_DESCRIBE won't change during a build.

zeropool/duktape,haosu1987/duktape,tassmjau/duktape,reqshark/duktape,tassmjau/duktape,nivertech/duktape,harold-b/duktape,zeropool/duktape,haosu1987/duktape,thurday/duktape,thurday/duktape,eddieh/duktape,kphillisjr/duktape,kphillisjr/duktape,svaarala/duktape,markand/duktape,reqshark/duktape,haosu1987/duktape,jmptrader/duktape,jmptrader/duktape,jmptrader/duktape,kphillisjr/duktape,rwaldron/duktape,eddieh/duktape,markand/duktape,harold-b/duktape,kphillisjr/duktape,harold-b/duktape,skomski/duktape,markand/duktape,sloth4413/duktape,thurday/duktape,sloth4413/duktape,skomski/duktape,zeropool/duktape,haosu1987/duktape,kphillisjr/duktape,nivertech/duktape,nivertech/duktape,jmptrader/duktape,nivertech/duktape,tassmjau/duktape,jmptrader/duktape,eddieh/duktape,zeropool/duktape,jmptrader/duktape,skomski/duktape,haosu1987/duktape,jmptrader/duktape,daimajia/duktape,reqshark/duktape,skomski/duktape,chenyaqiuqiu/duktape,nivertech/duktape,markand/duktape,harold-b/duktape,tassmjau/duktape,eddieh/duktape,daimajia/duktape,thurday/duktape,eddieh/duktape,pombredanne/duktape,harold-b/duktape,reqshark/duktape,zeropool/duktape,rwaldron/duktape,sloth4413/duktape,skomski/duktape,nivertech/duktape,chenyaqiuqiu/duktape,thurday/duktape,svaarala/duktape,markand/duktape,rwaldron/duktape,zeropool/duktape,markand/duktape,chenyaqiuqiu/duktape,eddieh/duktape,reqshark/duktape,tassmjau/duktape,pombredanne/duktape,nivertech/duktape,harold-b/duktape,sloth4413/duktape,skomski/duktape,daimajia/duktape,jmptrader/duktape,thurday/duktape,skomski/duktape,rwaldron/duktape,svaarala/duktape,pombredanne/duktape,pombredanne/duktape,tassmjau/duktape,thurday/duktape,sloth4413/duktape,svaarala/duktape,daimajia/duktape,zeropool/duktape,eddieh/duktape,chenyaqiuqiu/duktape,eddieh/duktape,nivertech/duktape,tassmjau/duktape,haosu1987/duktape,skomski/duktape,tassmjau/duktape,markand/duktape,svaarala/duktape,haosu1987/duktape,nivertech/duktape,kphillisjr/duktape,reqshark/duktape,pombredanne/duktape,haosu1987/duktape,skomski/duktape,pombredanne/duktape,reqshark/duktape,svaarala/duktape,kphillisjr/duktape,jmptrader/duktape,nivertech/duktape,reqshark/duktape,sloth4413/duktape,kphillisjr/duktape,chenyaqiuqiu/duktape,markand/duktape,tassmjau/duktape,sloth4413/duktape,rwaldron/duktape,svaarala/duktape,zeropool/duktape,harold-b/duktape,sloth4413/duktape,harold-b/duktape,pombredanne/duktape,pombredanne/duktape,harold-b/duktape,thurday/duktape,chenyaqiuqiu/duktape,zeropool/duktape,thurday/duktape,chenyaqiuqiu/duktape,zeropool/duktape,kphillisjr/duktape,daimajia/duktape,reqshark/duktape,haosu1987/duktape,thurday/duktape,rwaldron/duktape,chenyaqiuqiu/duktape,skomski/duktape,haosu1987/duktape,markand/duktape,kphillisjr/duktape,reqshark/duktape,pombredanne/duktape,svaarala/duktape,eddieh/duktape,chenyaqiuqiu/duktape,sloth4413/duktape,eddieh/duktape,pombredanne/duktape,harold-b/duktape,sloth4413/duktape,jmptrader/duktape,markand/duktape,svaarala/duktape,tassmjau/duktape,chenyaqiuqiu/duktape,daimajia/duktape