Merge branch 'siri/cuddle-with-tests' into maint

* siri/cuddle-with-tests:
  [reltool] Back out adaption to better quoting on windows
Merge branch 'maint'
Update primary bootstrap
Update preloaded modules
Merge branch 'maint'
Merge branch 'egil/fix-doc-links' into maint

* egil/fix-doc-links:
  doc: Fix broken links in Installation Guide
  doc: Fix broken links
Merge branch 'maint'
crypto: Fix memory leak of EC "keys" and "points"
Merge branch 'sverk/crypto-ec-mem-leak/OTP-11999' into maint

* sverk/crypto-ec-mem-leak/OTP-11999:
  crypto: Fix memory leak of EC "keys" and "points"
  crypto: Fix crypto for debug and valgrind
Prepare release
Updated OTP version
Fix typo in Advanced chapter
add missing description for erl +SDio option

Add explanatory text for the erl +SDio option, which is used to set the
number of dirty I/O schedulers.
xmerl: Fix xmerl example motorcycle2html

* Update obsolete guards
* Use -include_lib to make the example compilable
[orber] Add possibilty to configure orber to run in both IPv4 and IPv6
[orber] Remove a define of ORBVSN when compiling orbers erlang modules
[orber] Remove unused file corba_request.erl
Merge branch 'maint'
erts: Don't redefine '_XOPEN_SOURCE'
erts: Fix tentative-definition-incomplete-type