Alpar Juttner <alpar@cs.elte.hu> [Wed, 09 Jul 2014 14:40:32 +0200] rev 1119
Restore cmake-2.8 compatibility (#502)
Fix cmake-2.8 incompatibility introduced in [fe4ff72e2f14].
Thanks to amluto for reporting the regression
Alpar Juttner <alpar@cs.elte.hu> [Mon, 07 Jul 2014 15:40:12 +0200] rev 1118
Merge bugfix #474
Peter Kovacs <kpeter@inf.elte.hu> [Mon, 19 Aug 2013 22:35:54 +0200] rev 1117
Fix division by zero error in case of empty graph (#474)