Fixes an idempotency issue for non-linear multiplication with integer and real variables.
Fix an off-the-end string pointer bug (showed up only in some Win32 builds).
Win32 build script fixes (to allow portfolio builds).
Merge branch '1.3.x'

Conflicts:
	src/theory/arith/normal_form.cpp
adds intersection
deriv symbolic regexp
adds intersection
adds new feature: re.loop
Merge branch 'master' of github.com:tiliang/CVC4

Conflicts:
	src/theory/strings/regexp_operation.cpp
	src/theory/strings/regexp_operation.h