Update default.build.user.tmpl for VS2015.
Add a check commit hook.
Fix compiler warnings new in VS2015
Update the build to use VS2015
Update to OpenSSL 1.0.2d
Update to OpenSSL 1.0.2c
Update to OpenSSL 1.0.2b
Update Versions.txt.
Update to Scintilla 3.5.6
Fix build for the svn 1.9.x changes.