Update docs on MAX_ACCEPTS_PER_CYCLE to reflect current code.

The code was changed several years ago.
minor edit of 8.0.4 version history item #3986
placed version history item from 8.1.2 into the 8.0.4 version history.
 #3987
edit of 8.0.4 version history item #3956
Merge branch 'V8_0_4-branch' into V8_0-branch
the manual on V8_0-branch is updated to be for 8.0.5
Merge branch 'V8_0-branch' into V8_1_2-branch

Conflicts:
	doc/condor-macros.tex
Revert "Version History for #3987"
Decided that this bug fix would be in 8.0.4.

This reverts commit 662cf35fe7b05e918db43493b7daefbecf56a961.
add version history release note that 8.1.2 contains all 8.0.4 bug
fixes.
Merge branch 'V8_1_2-branch'