[SCM] snaphu branch, master, updated. upstream/1.4.2-20-gd01e6d2

[Antonio Valentino]

The following commit has been merged in the master branch:
commit d01e6d266582f7ab4b68eb7a8df852c89b070c4b
Author: Antonio Valentino <antonio.valentino at tiscali.it>
Date:   Fri Jul 12 20:47:05 2013 +0000

    Release for unstable

diff --git a/debian/changelog b/debian/changelog
index 89a7c6e..5e1f226 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,4 +1,4 @@
-snaphu (1.4.2-2) UNRELEASED; urgency=low
+snaphu (1.4.2-2) unstable; urgency=low
 
   * Updated homapage URL and watch file
   * Use canonical URLs for VCS fields in the control file 

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Statistical-Cost, Netowrk-Flow Algorithm for Phase Unwrapping