Knockout:Removed non-generic overloads from utils

As far as I can tell these no longer fulfil a purpose and aren't needed
for backward compatibility.  As an aside they appear to currently
confuse the TypeScript compiler as well (see
https://typescript.codeplex.com/workitem/1865 )
Globalize: reduced the number of implicit anys
Merge pull request #1226 from johnnyreilly/master

Knockout:Removed non-generic overloads from utils / Globalize: reduced implicit anys