Update Chef 14 release notes
Update Chef 14 release notes

Add all the knife deprecations
Add the chef solo -r deprecation
Add a note about the changes to the windows_feature resources
Add the node.set / node.set_unless deprecation

Signed-off-by: Tim Smith <764ef62106582a09ed09dfa0b6bff7c05fd7d1e4@chef.io>

tomdoherty/chef,higanworks/chef,tas50/chef-1,martinisoft/chef,tas50/chef-1,gene1wood/chef,MsysTechnologiesllc/chef,Ppjet6/chef,nvwls/chef,gene1wood/chef,mwrock/chef,tomdoherty/chef,juliandunn/chef,tomdoherty/chef,gene1wood/chef,higanworks/chef,Tensibai/chef,mattray/chef,chef/chef,martinisoft/chef,mattray/chef,juliandunn/chef,mattray/chef,tomdoherty/chef,jaymzh/chef,higanworks/chef,mwrock/chef,nvwls/chef,mwrock/chef,Tensibai/chef,nvwls/chef,juliandunn/chef,Ppjet6/chef,jaymzh/chef,Tensibai/chef,Tensibai/chef,Ppjet6/chef,chef/chef,Ppjet6/chef,jaymzh/chef,MsysTechnologiesllc/chef,MsysTechnologiesllc/chef,Tensibai/chef,chef/chef,nvwls/chef,nvwls/chef,martinisoft/chef,martinisoft/chef,tomdoherty/chef,chef/chef,Ppjet6/chef,tas50/chef-1,nvwls/chef,Ppjet6/chef,martinisoft/chef,juliandunn/chef,mattray/chef,tas50/chef-1,mattray/chef,jaymzh/chef,mwrock/chef,MsysTechnologiesllc/chef,higanworks/chef,juliandunn/chef,gene1wood/chef,higanworks/chef