[scm] Add logging for exporting local files (lsedlar)
    
    - [extra-files] Only copy files when there is a config (lsedlar)
    - [extra-files] Refactoring (lsedlar)
    - [extra-files] Skip whole phase if not configured (lsedlar)
    - [extra-files] Copy files using existing function (lsedlar)
    - [extra-files] Add tests (lsedlar)
    - [osbs] Add a phase to build images in OSBS (lsedlar)
    - Setup global log file before logging anything (lsedlar)
    - [metadata] Correctly save final flag (lsedlar)
    - Merge #326 `add missing dependencies` (dennis)
    - [createiso] Add test for adding source iso to metadata (lsedlar)
    - Merge #325 `Fix checking optional ISO images in test phase` (dennis)
    - Merge #321 `Add support for top-level variant IDs with dashes.` (dennis)
    - Merge #320 `images.json: Move src images under binary arches.` (dennis)
    - add missing dependencies (nils)
    - Fix checking optional ISO images in test phase (lsedlar)
    - add lxml dependency (nils)
    - images.json: Move src images under binary arches. (dmach)
    - Add support for top-level variant IDs with dashes. (dmach)
    - Fix PYTHONPATH usage in test_compose.sh. (dmach)
    - [createiso] Enable customizing media reserve (lsedlar)
    - [createiso] Add test for splitting media (lsedlar)
    - [media-split] Remove commented-out code (lsedlar)
    - [media-split] Simplify code (lsedlar)
    - [media-split] Add code documentation (lsedlar)
    - [media-split] Add unit tests (lsedlar)
    - Add missing documentation (lsedlar)
    - [buildinstall] Fix bad error message (lsedlar)
    - Merge #309 `Add compatibility for Python 2.6` (dennis)
    - Merge #293 `Add tests for generating discinfo and media.repo files` (dennis)
    - Merge #287 `Use koji profiles to list RPMs in buildroot` (dennis)
    - [ostree-installer] Put images to os/ directory (lsedlar)
    - [ostree] Rename duplicated test (lsedlar)
    - [util] Use koji profile for getting RPMs from buildroot (lsedlar)
    - [util] Add test for getting list of buildroot RPMs (lsedlar)
    - pungi-koji: fix up latest symlink creation (dennis)
    - Use unittest2 if available (lsedlar)
    - Stop using str.format (lsedlar)
    - Stop using functools.total_ordering (lsedlar)
    - The message attribute on exception is deprecated (lsedlar)
    - [ostree] Rename duplicated test (lsedlar)
    - [metadata] Simplify writing media.repo (lsedlar)
    - [metadata] Add test for writing media.repo (lsedlar)
    - [discinfo] Use context manager for file access (lsedlar)
    - [metadata] Add tests for discinfo files (lsedlar)
    
    Signed-off-by: Dennis Gilmore <dennis@ausil.us>