[ARM] Adjust math-related test-suite tests
[ARM] Implement ASM for test-suite tests
[ARM] Port more test-suite tests

* test42: Ported to standard varargs
* test4, template1.d: Add missing constants for ARM
Skip evaluation order tests on non X86 architectures

See GDC issue #8. Skipping these tests allows running the
remaining tests in arrayop.d
Add support for adjusting the test-suite timeouts
[ARM] Add missing druntime declarations
Do not build etc.linux.memoryerror on non-X86
[ARM] Implement math-related stuff in phobos
[ARM] UNWIND_PAD definition is wrong for EABI unwinder
Fix invalid std.math unit tests
64 bit std.math fixes
FIXME: Nothrow
std.variant: Fix invalid unittest

http://d.puremagic.com/issues/show_bug.cgi?id=10879
Disable strict aliasing for now

http://d.puremagic.com/issues/show_bug.cgi?id=10750
http://forum.dlang.org/thread/l53m4a$2mum$1@digitalmars.com
Relax required precision in unit tests
Fix std.math.NaN for systems with 64bit reals
Make test value exact
Implement parse!real for systems with 64bit reals

and unittest fixes.
Install .d files for druntime, don't generate .di files

If a .di file with the same name exists in the source directory
(currently only thread.d/thread.di) only install the .di file.
Special handling for pointer->integer conversion