Setting version to 0.7.0 and updating some metadata files

git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/mptk/trunk@2115 0f77665a-23fb-0310-bc23-e91fd8efc3e1
Enabled GPD with the Dirac, Constant and Nyquist blocks.

git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/mptk/trunk@2116 0f77665a-23fb-0310-bc23-e91fd8efc3e1
update doc to reflect modified XML format

git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/mptk/trunk@2117 0f77665a-23fb-0310-bc23-e91fd8efc3e1
pyMPTK: user option "reportevery" added to decompose()

git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/mptk/trunk@2118 0f77665a-23fb-0310-bc23-e91fd8efc3e1