add git init and instructions to script
add git init and instructions to script

nuclear-wizard/moose,YaqiWang/moose,liuwenf/moose,liuwenf/moose,lindsayad/moose,andrsd/moose,idaholab/moose,yipenggao/moose,andrsd/moose,nuclear-wizard/moose,bwspenc/moose,liuwenf/moose,SudiptaBiswas/moose,sapitts/moose,liuwenf/moose,milljm/moose,bwspenc/moose,friedmud/moose,yipenggao/moose,dschwen/moose,dschwen/moose,lindsayad/moose,sapitts/moose,idaholab/moose,Chuban/moose,SudiptaBiswas/moose,lindsayad/moose,jessecarterMOOSE/moose,harterj/moose,milljm/moose,Chuban/moose,harterj/moose,idaholab/moose,milljm/moose,permcody/moose,bwspenc/moose,yipenggao/moose,laagesen/moose,dschwen/moose,harterj/moose,laagesen/moose,SudiptaBiswas/moose,sapitts/moose,Chuban/moose,jessecarterMOOSE/moose,idaholab/moose,nuclear-wizard/moose,jessecarterMOOSE/moose,lindsayad/moose,milljm/moose,sapitts/moose,permcody/moose,laagesen/moose,andrsd/moose,dschwen/moose,liuwenf/moose,andrsd/moose,lindsayad/moose,idaholab/moose,yipenggao/moose,SudiptaBiswas/moose,harterj/moose,permcody/moose,friedmud/moose,liuwenf/moose,jessecarterMOOSE/moose,laagesen/moose,YaqiWang/moose,nuclear-wizard/moose,harterj/moose,jessecarterMOOSE/moose,SudiptaBiswas/moose,andrsd/moose,permcody/moose,laagesen/moose,friedmud/moose,YaqiWang/moose,friedmud/moose,YaqiWang/moose,bwspenc/moose,dschwen/moose,sapitts/moose,bwspenc/moose,milljm/moose,Chuban/moose