TST: Add deprecation tests
BUG: Test and fix array converson before transpose

When SwapAxes is called a base class array is needed or the
subclass might mess with the shape. Fixes the previously
not-working test and code
DOC: Some doc fixes
STY/DOC: minor fixes
STY: mapping.c minor style fixes
BUG: Memory order of indexing result should be flexible

Memory order of non-trivial indexing results should adept to
the input.
STY|DOC: Small fixes
TST: Simple indexing subspace broadcasting test.
DOC: Add indexing info to release notes
TST: Fix buggy ref-count test
MAINT: move npy_index_info into mapping.h
DOC|MINOR: minor fixes to release notes indexing part.
MAINT: Remove old undefs in mapping.c
DOC: Minor release notes changes
BUG: Move 0-d array-is-scalar special case into array branch

This should also fix array-likes
BUG: Skip must check SIZE and NDIM...

Found by pandas tests...
BUG: Fix statement before declaration in mapping.c
MAINT: Comments from charris and some extra documentation
DOC: Add some examples to the indexing change release notes
BUG: Fix statement before declaration in mapping.c (again...)

Undid it by accident.