add git lib test for erroneous path
add implementation of erroneous path check
finish upload, should fix #458
make controller tests pass
add tests for path below file detection
move dirpath to helper
remove debug exception raising
finish #458
Merge branch 'staging' into correcting458_file_upload
fix uploading to subfolder results in uploading to root error (#458)
metadata navigation uses resource chain
simplifiy if statement
set class to active on current metadata sub-tab
set metadata tab to active if in metadata
make content tab active if in sentences view
move helpers for activating tabs into nav controller
Removed old metadata views, fixed vertical tab bar space.
use database_cleaner for db-truncation on seed

Also add sensiblity for VERBOSE_SEEDS environment variable.
If the value is 1 the SQL-Statement output is sent to
stdout instead of log/{environment}.log.
Removed superfluous comment.
Merge pull request #496 from ontohub/correcting458_file_upload

Correcting file upload bug #458.