debian/gbp.conf: use export-dir
prepare 1.0.8
Allow override of Proxy-Auto-Detect by the users configuration

Only run the Proxy-Auto-Detect code if there is not already
a host specific configuration.

Closes: 759264
Updated German documentation translation
Turkish program translation update

Closes: 761394
add a 'coverage' command to generate reports

Builds, runs and generates everything needed to have a coverage report
at the end for apt. The report isn't perfect as most childs apt forks do
not have a regular exit and so data is never written for them, which
results in e.g. most methods to have zero coverage reported.

Git-Dch: Ignore