Fix FD_CLOSE handling to be more reliable.

git-svn-id: https://svn.filezilla-project.org/svn/FileZilla3/trunk@5453 ce1b9ea0-41a8-11dc-9b12-cb80f3b22977
Only download updates if buildtype is official or nightly.

git-svn-id: https://svn.filezilla-project.org/svn/FileZilla3/trunk@5454 ce1b9ea0-41a8-11dc-9b12-cb80f3b22977
Trigger dialog via timer, this avoids nasty reentrancy.

git-svn-id: https://svn.filezilla-project.org/svn/FileZilla3/trunk@5455 ce1b9ea0-41a8-11dc-9b12-cb80f3b22977
If download fails, allow user to retry.

git-svn-id: https://svn.filezilla-project.org/svn/FileZilla3/trunk@5456 ce1b9ea0-41a8-11dc-9b12-cb80f3b22977
Updated translations.

git-svn-id: https://svn.filezilla-project.org/svn/FileZilla3/trunk@5457 ce1b9ea0-41a8-11dc-9b12-cb80f3b22977
Version bump.

git-svn-id: https://svn.filezilla-project.org/svn/FileZilla3/trunk@5458 ce1b9ea0-41a8-11dc-9b12-cb80f3b22977
Make use of SNI.

git-svn-id: https://svn.filezilla-project.org/svn/FileZilla3/trunk@5459 ce1b9ea0-41a8-11dc-9b12-cb80f3b22977
Use gnutls_session_get_data2 instead of gnutls_session_get_data to simplify the code.

git-svn-id: https://svn.filezilla-project.org/svn/FileZilla3/trunk@5460 ce1b9ea0-41a8-11dc-9b12-cb80f3b22977
Merge remote-tracking branch 'trunk'