pass arguments to sub2ind by reference when they're simd vectors
modiying min and max for dry and adding complex min/max(num)mag for complex
simd tests for ieee and correcting generic sign
Fix fast_divides ULP values for double

fast_rec is now available for double so fast_divides expectations
on fast_divides(double,double) precision had to be fixed and
homogeneized.
reverting complex scalar sign test to what it used to be
using proper SIMD types in SIMD complex tests
Fix #420 - Remove box as it is useless now

As nodes are taken by value, box sink is not needed
anymore. This patch remove all use of it in code and
tests.
make log2 call ilog2 or frexp, fix #614
Collateral changes in include
Merge pull request #613 from MetaScale/issue_420

Fix #420 - Remove box as it is useless now
polishing scalar exponential complex unit tests
simd tests for complex exponential
not using backtrace on android
column pb in a Cmakelist.txt
bad type list in complex tests
fixing log2 cover test for new log2 behaviour with integers
Remove spurrious cstdio
Improve bitwise_select unit test
Duplicate include in is_equal avx
Make BOOST_SIMD_DEFAULT_EXTENSIONS externally definable