Rename msvc10 directory to msvc12.
Convert msvc12/ contents to Visual Studio 2013.
scripts/prepare_dist_from_git.sh: Check out requested branch and not HEAD.
README.md: Clarify C++11 support.
README.md: Tweak Platform support section.
Merge remote-tracking branch 'github-wilx-log4cplus/master'
Fix compilaton of synchronization primitives with Visual Studio 2013.
pointer.h: Avoid use of default functions to fix compilation with Visual Studio
2013.
pointer.h: Avoid unused parameter warning.
Move Time helper class to use C+11 std::chrono facilities.
Merge branch 'master' of github.com:wilx/log4cplus
Drop custom Time class in favour of std::chrono.
Use helpers::chrono instead of std::chrono.
loggingevent.h: Fix comment.
Replace custom sleep() routines with C++11 std::this_thread::sleep_for().
Remove sleep.h and sleep.cxx.
Merge pull request #18 from wilx/master

Merge C++11 related changes.