Update to VS2013
Patch from ch3cooli: pass the /MACHINE:Xxx flag when building the library. (Fixes issue #448) : Build Script Patch
Update Scintilla to v3.3.7.
Update SQLite to v3.8.2.
Update to serf 1.3.3
Update build.txt.
Update to Subversion 1.8.5
Update zlib.build from TortoiseSVN.
Tag the 1.9.3 release
Bump version to 1.9.3