bump version in dev after branching 2012.03.14

ChangeLog

+train-2012.03.28 (in progress):
+
 train-2012.03.14:
   * BrowserID now speaks Bulgarian
   * Fix regressions related to ToS/PP feature (#841): #1303

scripts/browserid.spec

 %define _rootdir /opt/browserid
 
 Name:          browserid-server
-Version:       0.2012.03.14
+Version:       0.2012.03.28
 Release:       1%{?dist}_%{svnrev}
 Summary:       BrowserID server
 Packager:      Pete Fritchman <petef@mozilla.com>