Czech updates by Va?ek Pavl??ek to use Microsoft terminology

git-svn-id: http://svn.code.sf.net/p/nsis/code/NSIS@6516 212acab6-be3b-0410-9dea-997c60f758d6
compile all languages

git-svn-id: http://svn.code.sf.net/p/nsis/code/NSIS@6517 212acab6-be3b-0410-9dea-997c60f758d6
If <cwchar> is included by libc++ then clang has problems picking the correct overloaded function (bug #1085)


git-svn-id: http://svn.code.sf.net/p/nsis/code/NSIS@6518 212acab6-be3b-0410-9dea-997c60f758d6
Merge remote-tracking branch 'upstream/master'