[SCM] Eigen3 packaging. annotated tag, upstream/3.1.0-alpha2, created. upstream/3.1.0-alpha2

[Anton Gladky]

The annotated tag, upstream/3.1.0-alpha2 has been created
        at  63317cfc291041471aed0c9e7c0e8d1aa1e6c0d9 (tag)
   tagging  154466ecdb59a2e56cf021d60bd2ec0b35f8e29f (commit)
  replaces  upstream/3.1.0_alpha1
 tagged by  Anton Gladky
        on  Mon Feb 6 21:11:52 2012 +0100

- Shortlog ------------------------------------------------------------
Upstream version 3.1.0-alpha2

Anton Gladky (1):
      Imported Upstream version 3.1.0-alpha2

-----------------------------------------------------------------------

-- 
Eigen3 packaging.