20220726 rebase from upstream

Created by: cmeessen

Rebase to latest upstream/main

Changes proposed in this pull request:

• adds option to filter software by keyword

This rebase introduces changes to the database but does not provide migrations:

• database/100-create-api-views.sql
  • new function keyword_filter_for_software
  • new function software_search()
  • function software_list() is deprecated

/cc @Normo @ruester