Added picea page design document
Added picea page design document

kate-v-stepanova/genomics-status,Galithil/status,kate-v-stepanova/genomics-status,SciLifeLab/genomics-status,remiolsen/status,Galithil/status,SciLifeLab/genomics-status,ewels/genomics-status,remiolsen/status,kate-v-stepanova/genomics-status,ewels/genomics-status,SciLifeLab/genomics-status,ewels/genomics-status,remiolsen/status,Galithil/status