doc for if/else config syntax #4211 #3820
Merge branch 'V8_1_6-branch' of /p/condor/repository/CONDOR_SRC into V8_1_6-branch
extended 8.1.6 version history item to identify all the new configuration file
changes  #3820 #4325 #3894 #4319 #4031 #4211
Fix spelling, where the incorrect spelling of 'assess' was the plural of
a word we don't want in our manual. #4324
Corrections to new BOINC grid type documentation, and define BOINC_GAHP
configuration variable.  Unrelated, but included:  removed duplicate
defn of GCE_GAHP definition. #3385 #3540