Visual Studio build maintenance.

* Fix compiler warnings
* Add Visual Studio 2013 solution
* Tweak .pro files
* Most importantly, rename main 'quackle' project to
  'libquackle' to avoid solution-level name conflict.  This
  only affects the VS build.

1 files changed, 1 insertions, 1 deletions

diff --git a/gaddag.h b/gaddag.h
index ca15a63..1cf6319 100755
--- a/gaddag.h
+++ b/gaddag.h
@@ -47,7 +47,7 @@ GaddagNode::letter() const
 inline bool
 GaddagNode::isTerminal() const
 {
-	return data[3] & 0x40 /*0b01000000*/;
+	return (data[3] & 0x40) != 0 /*0b01000000*/;
 }
 
 inline const GaddagNode *