* pt/mingw-misc-fixes:
t9901: fix line-ending dependency on windows
mingw: ensure sockets are initialized before calling gethostname
mergetools: use the correct tool for Beyond Compare 3 on Windows
t9300: do not run --cat-blob-fd related tests on MinGW
git-svn: On MSYS, escape and quote SVN_SSH also if set by the user
t9001: do not fail only due to CR/LF issues
t1020: disable the pwd test on MinGW