updated dependencies, bump package version

debian/changelog

+liber (0.1p5) unstable; urgency=low
+
+  * Built with updated Bleve and Go.
+
+ -- ale <ale@incal.net>  Tue, 06 Jan 2015 09:49:25 +0000
+
+liber (0.1p4) unstable; urgency=low
+
+  * Add --reindex command.
+  * Fixes to OPF detection.
+
+ -- ale <ale@incal.net>  Wed, 26 Nov 2014 08:38:42 +0000
+
 liber (0.1p3) unstable; urgency=low
 
   * Minor fixes to the CLI tool.