[PATCH] Make test-doctest.py and test-trusted.py executable

[Giorgos Keramidas]

# HG changeset patch
# User Giorgos Keramidas <keramida at ceid.upatras.gr>
# Date 1172149935 -7200
# Node ID 1df3c0f21d4f031939741e5899735e735d5026f9
# Parent  226df1808f16312ffc2acc4a41a6fd5de2d5de71
Make test-doctest.py and test-trusted.py executable.