add aiem permafrost data to catalog

...M_permafrost/5m_rcp45_G0.6SW_S0.15m_wMeta/collection.json

...log/AIEM_permafrost/5m_rcp45_G0.6SW_wMeta/collection.json

...M_permafrost/5m_rcp45_G1.2SW_S0.15m_wMeta/collection.json

...log/AIEM_permafrost/5m_rcp45_G1.2SW_wMeta/collection.json

...M_permafrost/5m_rcp45_G1.8SW_S0.15m_wMeta/collection.json

...log/AIEM_permafrost/5m_rcp45_G1.8SW_wMeta/collection.json

...M_permafrost/5m_rcp85_G0.6SW_S0.15m_wMeta/collection.json

...log/AIEM_permafrost/5m_rcp85_G0.6SW_wMeta/collection.json

...M_permafrost/5m_rcp85_G1.2SW_S0.15m_wMeta/collection.json

...log/AIEM_permafrost/5m_rcp85_G1.2SW_wMeta/collection.json

...M_permafrost/5m_rcp85_G1.8SW_S0.15m_wMeta/collection.json

...log/AIEM_permafrost/5m_rcp85_G1.8SW_wMeta/collection.json

catalog/AIEM_permafrost/collection.json

...AIEM_permafrost/northslope_rcp45_metadata/collection.json

...AIEM_permafrost/northslope_rcp85_metadata/collection.json

...og/AIEM_permafrost/selawik_rcp45_metadata/collection.json

...og/AIEM_permafrost/selawik_rcp85_metadata/collection.json

catalog/catalog.json