[#1039] Remove unused files

Fixes #1039.
[#1040] Remove unused jobstatus files

Fixes #1040.
[#1041] Remove unused multisearch endpoint

Fixes #1041.
[#1042] Remove unused endpoints

Fixes #1042.
Merge pull request #1056 from afuna/delete-multisearch-endpoint-bug-1041

[#1041] Remove unused multisearch endpoint
Merge pull request #1055 from afuna/delete-jobstatus-endpoint-bug-1040

[#1040] Remove unused jobstatus files
Merge pull request #1054 from afuna/delete-directory-search-endpoints-bug-1039

[#1039] Remove unused files
Merge pull request #1057 from afuna/misc-endpoints-bug-1042

[#1042] Remove unused endpoints
[#1058] Convert /beta from BML