[BISERVER-7283] RepositoryFileStreamProvider - Hardcoded mime type to extension mappings. Please see MimeHelper
[BISERVER-7283][FIX] RepositoryFileStreamProvider - Hardcoded mime type to extension mappings. Please see MimeHelper
Merge pull request #451 from webdetails/master

[BISERVER-7283] RepositoryFileStreamProvider - Hardcoded mime type to extension mappings. Please see MimeHelper