create small subtemplates for each block und apply new breadcrumbs logic

web/app/templates/corpora/add_corpus.html.j2

web/app/templates/corpora/add_corpus_file.html.j2

web/app/templates/corpora/analyse_corpus.html.j2

web/app/templates/corpora/corpus.html.j2

web/app/templates/corpora/corpus_file.html.j2

web/app/templates/corpora/import_corpus.html.j2

web/app/templates/corpora/query_results/_breadcrumbs.html.j2

.../templates/corpora/query_results/add_query_result.html.j2

web/app/templates/corpora/query_results/inspect.html.j2

web/app/templates/corpora/query_results/query_result.html.j2

web/app/templates/errors/403.html.j2

web/app/templates/errors/404.html.j2

web/app/templates/errors/413.html.j2

web/app/templates/errors/500.html.j2

web/app/templates/jobs/_breadcrumbs.html.j2

web/app/templates/jobs/job.html.j2

web/app/templates/main/_breadcrumbs.html.j2

web/app/templates/main/about_and_faq.html.j2

web/app/templates/main/dashboard.html.j2

web/app/templates/main/index.html.j2