Write unittests for the TinderboxScraper Class

[Nebelhom]

Implement all the current manual tests for the TinderboxScraper class and then remove them from the list of manual test cases. At the moment, these are:

Firefox

mozdownload -t tinderbox -p win32
mozdownload -t tinderbox -p win32 --branch=mozilla-central
mozdownload -a firefox -t tinderbox -p win32
mozdownload -a firefox -t tinderbox -p linux --branch=mozilla-central
mozdownload -a firefox -t tinderbox -p linux64 --branch=mozilla-central
mozdownload -a firefox -t tinderbox -p mac64 --branch=mozilla-central
mozdownload -a firefox -t tinderbox -p win32 --branch=mozilla-central
mozdownload -a firefox -t tinderbox -p win64 --branch=mozilla-central
mozdownload -a firefox -t tinderbox -p linux --branch=mozilla-central --extension=txt
mozdownload -a firefox -t tinderbox -p win32 --branch=mozilla-central --debug-build
mozdownload -a firefox -t tinderbox -p win32 --branch=mozilla-central -d firefox-tinderbox-builds
mozdownload -a firefox -t tinderbox -p win32 --branch=mozilla-central -l el
mozdownload -a firefox -t tinderbox -p win32 --branch=mozilla-central -l pt-PT
mozdownload -a firefox -t tinderbox -p win32 --branch=mozilla-central --date=2013-07-17
mozdownload -a firefox -t tinderbox -p win32 --branch=mozilla-central --date=2013-07-17 --build-number=1
mozdownload -a firefox -t tinderbox -p win32 --branch=mozilla-central --date=1374141721
mozdownload -a firefox -t tinderbox -p win32 --branch=mozilla-inbound

Thunderbird

mozdownload -a thunderbird -t tinderbox -p linux --branch=comm-central
mozdownload -a thunderbird -t tinderbox -p linux64 --branch=comm-central
mozdownload -a thunderbird -t tinderbox -p mac64 --branch=comm-central
mozdownload -a thunderbird -t tinderbox -p win32 --branch=comm-central
mozdownload -a thunderbird -t tinderbox -p win64 --branch=comm-central
mozdownload -a thunderbird -t tinderbox -p linux --branch=comm-central --extension=txt
mozdownload -a thunderbird -t tinderbox -p win32 --branch=comm-central --debug-build
mozdownload -a thunderbird -t tinderbox -p win32 --branch=comm-central -d thunderbird-tinderbox-builds
mozdownload -a thunderbird -t tinderbox -p win32 --branch=comm-central -l el
mozdownload -a thunderbird -t tinderbox -p win32 --branch=comm-central -l pt-PT
mozdownload -a thunderbird -t tinderbox -p win32 --branch=comm-central --date=2013-07-24
mozdownload -a thunderbird -t tinderbox -p win32 --branch=comm-central --date=2013-07-24 --build-number=1
mozdownload -a thunderbird -t tinderbox -p win32 --branch=comm-central --date=1374660125
mozdownload -a thunderbird -t tinderbox -p win32 --branch=comm-aurora

[whimboo]

This has been fixed in PR #170. Thanks for working on it Johannes!