Short build outputs by default in waf 1.8
Ensure that Python scripts are read in the desired encoding
Update load_module in compat15.py too
Other problems with encodings
Regressions due to the changes in find_program
Fixed the accidental data sharing introduced by the previous patches
Fix for Python 2.5
Let waf 1.8 run under python 2.4 - with ugly outputs
Added crutches for python-config detection on Python 2.5
Some more compatibility in compat15.py
Obtain the default prefix from the wscript file if provided
glib2: Remove r_change_ext function