IDE: package graph: show clean package deps dialog

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@40770 4005530d-fff6-0310-9dd1-cebe43e6787f
IDE: clean package dependencies: select all, select none

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@40771 4005530d-fff6-0310-9dd1-cebe43e6787f
IDE: package graph: remove unneeded dependencies

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@40772 4005530d-fff6-0310-9dd1-cebe43e6787f
clean up dependencies

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@40773 4005530d-fff6-0310-9dd1-cebe43e6787f
updated lpl

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@40774 4005530d-fff6-0310-9dd1-cebe43e6787f
LCL,Qt, fix some solid black mouse cursors

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@40775 4005530d-fff6-0310-9dd1-cebe43e6787f