Bugfixes:
* CVE-2016-7167: escape and unescape integer overflows
* mk-ca-bundle.pl: use SHA256 instead of SHA1
* checksrc: detect strtok() use
* errors: new alias CURLE_WEIRD_SERVER_REPLY
* http2: support > 64bit sized uploads
* openssl: fix bad memory free (regression)
* CMake: hide private library symbols
* http: refuse to pass on response body when NO_NODY is set
* cmake: fix curl-config --static-libs
* mbedtls: switch off NTLM in build if md4 isn't available
* curl: --create-dirs on windows groks both forward and
backward slashes
OBS-URL: https://build.opensuse.org/package/show/devel:libraries:c_c++/curl?expand=0&rev=174
