Add aod and clearsky_index to glossary, link terms in spectrum.rst
#4877
| Job | Run time |
|---|---|
| 1m 5s | |
| 2m 58s | |
| 1m 13s | |
| 1m 4s | |
| 2m 16s | |
| 1m 14s | |
| 2m 7s | |
| 1m 14s | |
| 3m 9s | |
| 57s | |
| 3m 52s | |
| 4m 2s | |
| 4m 4s | |
| 59s | |
| 2m 2s | |
| 58s | |
| 1m 2s | |
| 4m 12s | |
| 5m 2s | |
| 2m 0s | |
| 1m 10s | |
| 46m 40s |