Add aod and clearsky_index to glossary, link terms in spectrum.rst
#4787
| Job | Run time |
|---|---|
| 1m 2s | |
| 47s | |
| 1m 1s | |
| 1m 2s | |
| 5m 50s | |
| 1m 4s | |
| 2m 53s | |
| 1m 2s | |
| 1m 3s | |
| 2m 1s | |
| 52s | |
| 5m 34s | |
| 1m 32s | |
| 4m 29s | |
| 1m 13s | |
| 1m 23s | |
| 4m 11s | |
| 2m 9s | |
| 2m 6s | |
| 2m 9s | |
| 4m 7s | |
| 47m 30s |