Merge branch 'master' of git.distorted.org.uk:~mdw/publish/public-git/catacomb

* 'master' of git.distorted.org.uk:~mdw/publish/public-git/catacomb: (53 commits)
  rand/rand.c (rdrand_quick): Improve the loop.
  configure.ac, rand/noise.c: Get high-res time from `clock_gettime'.
  rand/noise.c: Make the high-res timer function be a bit more abstract.
  configure.ac, Makefile.am: Collect libs only needed by Catcomb itself.
  Makefile.am: Include $(PIXIE_LIBS) in the main library.
  rand/noise.c (noise_devrandom): Use OpenBSD system call `getentropy'.
  rand/noise.c (noise_devrandom): Use new Linux system call `getrandom'.
  rand/noise.c (noise_devrandom): Handle Linux's broken `/dev/urandom'.
  rand/noise.c (noise_devrandom): Refactor internals.
  src/noise.c: Make `bitcount' table be static and constant.
  rand/rand.c: Add support for x86 `RDRAND' instruction in `rand_quick'.
  base/dispatch.[ch]: Detect availability of the x86 `RDRAND' instruction.
  rand/rand.[ch]: Add external `rand_quick' function.
  rand/: Secure `rand' generator against fork problems.
  Release 2.2.2.
  math/mp-arith.c (mp_testbit): Want nonstrict comparison for bounds check.
  symm/salsa20-arm-neon.S: Mark the final-permutation stores as word-aligned.
  symm/: Add ARM NEON implementations of ChaCha and Salsa20.
  symm/{salsa20,chacha}-x86ish-sse2.S: Use numeric labels for internal loops.
  symm/salsa20-x86ish-sse2.S: Fix stray `##' comment to be `//'.
  ...

Conflicts:
	debian/changelog

diff --cc debian/changelog
index 2890f4c,9784b9e..d84c92d
--- 1/debian/changelog
--- 2/debian/changelog
+++ b/debian/changelog
@@@ -1,10 -1,13 +1,20 @@@
+ catacomb (2.2.2) experimental; urgency=low
+ 
+   * build: Cope with newer Autotools and related equipment.
+   * Miscellaneous small fixes for Cygwin.
+   * catacomb2 (mp_testbit): Fix overread on reading one-bit-past-the-end;
+     particularly, this causes a segfault reading bit zero of a zero-length
+     integer.
+ 
+  -- Mark Wooding <mdw@distorted.org.uk>  Sat, 04 Jun 2016 01:12:01 +0100
+ 
 +catacomb (2.2.1.1) experimental; urgency=low
 +
 +  * Arrange that catacomb-dev Depends on correct version of mlib-dev.  It
 +    really won't work well without it.
 +
 + -- Mark Wooding <mdw@distorted.org.uk>  Fri, 19 Feb 2016 09:04:50 +0000
 +
  catacomb (2.2.1) experimental; urgency=low
  
    * Some internal improvements.