Revert "Fix GetMasterDir, GetInputDir"

This reverts commit e76c51243dc10318e4fb38aa9ab05ec0288d6565.
Revert "Use the new functions"

This reverts commit afec9b5625925bd73edcaad848ffaaf4baa8e190.
Revert "sys.inputs is configurable via:"

This reverts commit 841fbb9edea9ccd32cd48a5e550b52572c36879a.
Revert "append masterfiles when CFENGINE_TEST_OVERRIDE_WORKDIR environment is set"

This reverts commit d3f4d0ee499227f09cd38ac2f3e14a8e849ab52d.
Revert "make masterdir configurable via configure option: --with-masterdir=<directory>"

This reverts commit 3aff5a78c38c106a272560663cb4a0e3236c375c.
Revert "Add Windows part of GetDefault*Dir()."

This reverts commit ca5a90f5ca97d1a7850a14ef27846fc05f2adc97.
Merge pull request #1287 from kacfengine/master

Revert inputs and masterfiles changes.