Release ganeti 2.0~alpha1

Reviewed-by: iustinp

configure.ac

@@ -2,7 +2,7 @@
 m4_define([gnt_version_major], [2])
 m4_define([gnt_version_minor], [0])
 m4_define([gnt_version_revision], [0])
-m4_define([gnt_version_suffix], [~alpha0])
+m4_define([gnt_version_suffix], [~alpha1])
 m4_define([gnt_version_full],
           m4_format([%d.%d.%d%s],
                     gnt_version_major, gnt_version_minor,