A previous commit introduced a check whether the element to-be-touched
is actually contained in the container.  That patch caused the test
to fail.  The new patch fixes this.

- update documentation
- add paranoia check to touch()

* implement rangecheck for finite stack (disabled when compiling with NDEBUG)
* fix lru with _GLIBCXX_DEBUG

[[Imported from SVN: r5753]]

* update Makefiles and configure

[[Imported from SVN: r5643]]

[[Imported from SVN: r5599]]

[[Imported from SVN: r5598]]

Added fucking const to key type for pedantic Macs!

[[Imported from SVN: r5301]]

Fixed wrong key and value type. Now the flyspray bug is supposed to be fixed.

[[Imported from SVN: r5300]]

Rebind allocator for correct value type!

Fixes flyspray 432.

[[Imported from SVN: r5299]]

[[Imported from SVN: r5025]]

keeps a "least recently used" ordering.

[[Imported from SVN: r5015]]