Add functions for all extensions in contrib

[kyleconroy]

I attempted to add the functions for all extensions listed here: https://www.postgresql.org/docs/current/contrib.html, A few of them failed, but I'm going to ignore that for now.

2020/07/30 11:20:32 error creating auth_delay
2020/07/30 11:20:32 error creating auto_explain
2020/07/30 11:20:32 no functions in bloom, skipping
2020/07/30 11:20:32 no functions in dict_int, skipping
2020/07/30 11:20:32 no functions in dict_xsyn, skipping
2020/07/30 11:20:32 error creating passwordcheck
2020/07/30 11:20:32 no functions in pgrowlocks, skipping
2020/07/30 11:20:32 error creating sepgsql
2020/07/30 11:20:32 error creating spi
2020/07/30 11:20:32 error creating test_decoding
2020/07/30 11:20:32 no functions in tsm_system_rows, skipping
2020/07/30 11:20:32 no functions in tsm_system_time, skipping