cody: unit deps: all units: search next, prev

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@41750 4005530d-fff6-0310-9dd1-cebe43e6787f
cody: unit deps: all units: dbl click open unit

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@41751 4005530d-fff6-0310-9dd1-cebe43e6787f