GroupStackSettings: separate methods, add and update stack template of group
GroupStackSettings: separate methods, add and update stack template of group

We know able to create and assign the stack template into the group settings
Which allowing incoming users to have a new stack created from this assigned
template [#92919864]

szkl/koding,szkl/koding,acbodine/koding,alex-ionochkin/koding,gokmen/koding,usirin/koding,alex-ionochkin/koding,jack89129/koding,acbodine/koding,kwagdy/koding-1,gokmen/koding,mertaytore/koding,cihangir/koding,rjeczalik/koding,drewsetski/koding,mertaytore/koding,andrewjcasal/koding,alex-ionochkin/koding,gokmen/koding,koding/koding,usirin/koding,andrewjcasal/koding,rjeczalik/koding,drewsetski/koding,mertaytore/koding,koding/koding,cihangir/koding,mertaytore/koding,sinan/koding,alex-ionochkin/koding,cihangir/koding,kwagdy/koding-1,sinan/koding,jack89129/koding,acbodine/koding,szkl/koding,sinan/koding,rjeczalik/koding,gokmen/koding,gokmen/koding,rjeczalik/koding,koding/koding,jack89129/koding,usirin/koding,mertaytore/koding,andrewjcasal/koding,drewsetski/koding,alex-ionochkin/koding,drewsetski/koding,jack89129/koding,jack89129/koding,sinan/koding,acbodine/koding,alex-ionochkin/koding,cihangir/koding,szkl/koding,alex-ionochkin/koding,kwagdy/koding-1,acbodine/koding,kwagdy/koding-1,mertaytore/koding,kwagdy/koding-1,rjeczalik/koding,gokmen/koding,jack89129/koding,szkl/koding,koding/koding,koding/koding,andrewjcasal/koding,jack89129/koding,gokmen/koding,szkl/koding,jack89129/koding,acbodine/koding,mertaytore/koding,kwagdy/koding-1,sinan/koding,usirin/koding,andrewjcasal/koding,szkl/koding,cihangir/koding,koding/koding,cihangir/koding,usirin/koding,andrewjcasal/koding,drewsetski/koding,rjeczalik/koding,mertaytore/koding,usirin/koding,cihangir/koding,szkl/koding,drewsetski/koding,andrewjcasal/koding,cihangir/koding,drewsetski/koding,acbodine/koding,usirin/koding,acbodine/koding,alex-ionochkin/koding,rjeczalik/koding,drewsetski/koding,andrewjcasal/koding,rjeczalik/koding,koding/koding,gokmen/koding,sinan/koding,kwagdy/koding-1,usirin/koding,koding/koding,sinan/koding,sinan/koding,kwagdy/koding-1