Merge pull request #79 from arielf/master

Change -d behavior in RunTest per mailing list request
updated c# interface
reduce default range for log loss
zeroing out warnings
fix 32/64 bit bug
fix missing casts in program options
ignore and audit work properly
fixed some random number stuff
fixed tests
Merge pull request #81 from hal3/master

fixed some random number generation stuff and tests
better single_machine script
Merge branch 'master' of github.com:JohnLangford/vowpal_wabbit
templating sd_add
predict is mostly templated
removed a bunch of commented code
removed more code
got rid of non-offsetted version
fixed subtle bug
Merge pull request #84 from hal3/master

prediction is now templated, and somehow about 19% faster as a result :)
templated norm computation