IDE: use lazarus.cfg file for additional commandline param / trim values

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@42506 4005530d-fff6-0310-9dd1-cebe43e6787f
StartLazarus: Fix finding PCP, if it contains spaces. 

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@42507 4005530d-fff6-0310-9dd1-cebe43e6787f