IDE: Import/export paths in path editor dialog. Part of issue #25903.

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@46200 4005530d-fff6-0310-9dd1-cebe43e6787f
LCL: TCustomBitmap.SetMonochrome contained unreachable code. Issue #21599, patch from u-boot.

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@46201 4005530d-fff6-0310-9dd1-cebe43e6787f