moves auth prompt functionality to libidav

fixes infinite loop when trying to overwrite a collection with a regular file

fixes a segfault when full encryption is requested during a put without specifying the key

fixes some warnings

fixes wrong output path in dav get

ports openssl code to commoncrypto (macos)

(0) -300 -100 -30 -10 -6 +6 +10 +30 +100 +300 tip

mercurial