IDE: fpc msg parser: use relative Compiling paths

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@45144 4005530d-fff6-0310-9dd1-cebe43e6787f
IDE: fpc msg parser: options for hiding sender not used

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@45145 4005530d-fff6-0310-9dd1-cebe43e6787f