warning C4244: '=' : conversion from 'const jschar' to 'char', possible loss of data
Only include JS headers when building a module that needs them
(i.e. JAVASCRIPT is defined).

conversion from 'time_t' to 'unsigned long', possible loss of data

headers.
Fixup indentation (tab expansion) nightmare.

signed ints such as the zone offset.

Foxes bug with commitlog.js

bogus -I0/include CFLAG

When a minimum number of parameters is specified in the method spec, this
shouldn't be required, but overkill is better than underkill.

This makes JS_IS_NUM() the same as JS_IS_NUMBER().